Home / 1,907.01-2,631.63-1,110.48

Finding the Fourth Proportional to 1,907.01, 2,631.63 and 1,110.48

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Solution

The fourth proportional to 1,907.01, 2,631.63 and 1,110.48 is: 1,532.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907.01 : 2,631.63 = 1,110.48 : x
  2. Step 2: Convert to fraction form
    1,907.01/2,631.63 = 1,110.48/x
  3. Step 3: Cross multiply
    1,907.01x = 2,631.63 × 1,110.48
  4. Step 4: Simplify right side
    1,907.01x = 2,922,372.48
  5. Step 5: Solve for x
    x = 2,922,372.48/1,907.01
  6. Step 6: Final answer
    x = 1,532.44

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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.