Home / 5,597.28-7,720.02-3,705.54

Finding the Fourth Proportional to 5,597.28, 7,720.02 and 3,705.54

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Solution

The fourth proportional to 5,597.28, 7,720.02 and 3,705.54 is: 5,110.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,597.28 : 7,720.02 = 3,705.54 : x
  2. Step 2: Convert to fraction form
    5,597.28/7,720.02 = 3,705.54/x
  3. Step 3: Cross multiply
    5,597.28x = 7,720.02 × 3,705.54
  4. Step 4: Simplify right side
    5,597.28x = 28,606,842.91
  5. Step 5: Solve for x
    x = 28,606,842.91/5,597.28
  6. Step 6: Final answer
    x = 5,110.85

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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.