Home / 1,557.67-2,337.30-736.03

Finding the Fourth Proportional to 1,557.67, 2,337.30 and 736.03

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Solution

The fourth proportional to 1,557.67, 2,337.30 and 736.03 is: 1,104.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557.67 : 2,337.30 = 736.03 : x
  2. Step 2: Convert to fraction form
    1,557.67/2,337.30 = 736.03/x
  3. Step 3: Cross multiply
    1,557.67x = 2,337.30 × 736.03
  4. Step 4: Simplify right side
    1,557.67x = 1,720,322.92
  5. Step 5: Solve for x
    x = 1,720,322.92/1,557.67
  6. Step 6: Final answer
    x = 1,104.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.