Home / 7,472.32-11,210.90-3,577

Finding the Fourth Proportional to 7,472.32, 11,210.90 and 3,577

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Solution

The fourth proportional to 7,472.32, 11,210.90 and 3,577 is: 5,366.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.32 : 11,210.90 = 3,577 : x
  2. Step 2: Convert to fraction form
    7,472.32/11,210.90 = 3,577/x
  3. Step 3: Cross multiply
    7,472.32x = 11,210.90 × 3,577
  4. Step 4: Simplify right side
    7,472.32x = 40,101,389.30
  5. Step 5: Solve for x
    x = 40,101,389.30/7,472.32
  6. Step 6: Final answer
    x = 5,366.66

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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.