Home / 6,526.87-9,006.85-3,872.72

Finding the Fourth Proportional to 6,526.87, 9,006.85 and 3,872.72

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Solution

The fourth proportional to 6,526.87, 9,006.85 and 3,872.72 is: 5,344.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,526.87 : 9,006.85 = 3,872.72 : x
  2. Step 2: Convert to fraction form
    6,526.87/9,006.85 = 3,872.72/x
  3. Step 3: Cross multiply
    6,526.87x = 9,006.85 × 3,872.72
  4. Step 4: Simplify right side
    6,526.87x = 34,881,008.13
  5. Step 5: Solve for x
    x = 34,881,008.13/6,526.87
  6. Step 6: Final answer
    x = 5,344.22

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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.