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Finding the Fourth Proportional to 7,012.08, 10,515.96 and 6,552

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Solution

The fourth proportional to 7,012.08, 10,515.96 and 6,552 is: 9,825.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012.08 : 10,515.96 = 6,552 : x
  2. Step 2: Convert to fraction form
    7,012.08/10,515.96 = 6,552/x
  3. Step 3: Cross multiply
    7,012.08x = 10,515.96 × 6,552
  4. Step 4: Simplify right side
    7,012.08x = 68,900,569.92
  5. Step 5: Solve for x
    x = 68,900,569.92/7,012.08
  6. Step 6: Final answer
    x = 9,825.98

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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.