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Finding the Fourth Proportional to 3,597.53, 5,397.11 and 1,406.88

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Solution

The fourth proportional to 3,597.53, 5,397.11 and 1,406.88 is: 2,110.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,597.53 : 5,397.11 = 1,406.88 : x
  2. Step 2: Convert to fraction form
    3,597.53/5,397.11 = 1,406.88/x
  3. Step 3: Cross multiply
    3,597.53x = 5,397.11 × 1,406.88
  4. Step 4: Simplify right side
    3,597.53x = 7,593,079.08
  5. Step 5: Solve for x
    x = 7,593,079.08/3,597.53
  6. Step 6: Final answer
    x = 2,110.64

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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.