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Finding the Fourth Proportional to 6,720.52, 10,060.14 and 6,086.92

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Solution

The fourth proportional to 6,720.52, 10,060.14 and 6,086.92 is: 9,111.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.52 : 10,060.14 = 6,086.92 : x
  2. Step 2: Convert to fraction form
    6,720.52/10,060.14 = 6,086.92/x
  3. Step 3: Cross multiply
    6,720.52x = 10,060.14 × 6,086.92
  4. Step 4: Simplify right side
    6,720.52x = 61,235,267.37
  5. Step 5: Solve for x
    x = 61,235,267.37/6,720.52
  6. Step 6: Final answer
    x = 9,111.69

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1.5x scale

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.