Home / 1,782.76-2,461.43-1,110.84

Finding the Fourth Proportional to 1,782.76, 2,461.43 and 1,110.84

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Solution

The fourth proportional to 1,782.76, 2,461.43 and 1,110.84 is: 1,533.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782.76 : 2,461.43 = 1,110.84 : x
  2. Step 2: Convert to fraction form
    1,782.76/2,461.43 = 1,110.84/x
  3. Step 3: Cross multiply
    1,782.76x = 2,461.43 × 1,110.84
  4. Step 4: Simplify right side
    1,782.76x = 2,734,244.73
  5. Step 5: Solve for x
    x = 2,734,244.73/1,782.76
  6. Step 6: Final answer
    x = 1,533.71

Related Problems

Find fourth proportional to 891.38, 1,230.71 and 555.42
Half scale
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Double scale
Find fourth proportional to 1,783.76, 2,462.81 and 1,111.84
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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.