Home / 1,907.35-2,631.96-1,110.76

Finding the Fourth Proportional to 1,907.35, 2,631.96 and 1,110.76

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Solution

The fourth proportional to 1,907.35, 2,631.96 and 1,110.76 is: 1,532.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907.35 : 2,631.96 = 1,110.76 : x
  2. Step 2: Convert to fraction form
    1,907.35/2,631.96 = 1,110.76/x
  3. Step 3: Cross multiply
    1,907.35x = 2,631.96 × 1,110.76
  4. Step 4: Simplify right side
    1,907.35x = 2,923,475.89
  5. Step 5: Solve for x
    x = 2,923,475.89/1,907.35
  6. Step 6: Final answer
    x = 1,532.75

Related Problems

Find fourth proportional to 953.67, 1,315.98 and 555.38
Half scale
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Double scale
Find fourth proportional to 1,908.35, 2,633.34 and 1,111.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.