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Finding the Fourth Proportional to 7,060.86, 10,598.95 and 5,310.86

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Solution

The fourth proportional to 7,060.86, 10,598.95 and 5,310.86 is: 7,972.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060.86 : 10,598.95 = 5,310.86 : x
  2. Step 2: Convert to fraction form
    7,060.86/10,598.95 = 5,310.86/x
  3. Step 3: Cross multiply
    7,060.86x = 10,598.95 × 5,310.86
  4. Step 4: Simplify right side
    7,060.86x = 56,289,493.24
  5. Step 5: Solve for x
    x = 56,289,493.24/7,060.86
  6. Step 6: Final answer
    x = 7,972.04

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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.