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Finding the Fourth Proportional to 6,070.92, 8,391.22 and 5,537.80

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Solution

The fourth proportional to 6,070.92, 8,391.22 and 5,537.80 is: 7,654.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,070.92 : 8,391.22 = 5,537.80 : x
  2. Step 2: Convert to fraction form
    6,070.92/8,391.22 = 5,537.80/x
  3. Step 3: Cross multiply
    6,070.92x = 8,391.22 × 5,537.80
  4. Step 4: Simplify right side
    6,070.92x = 46,468,898.12
  5. Step 5: Solve for x
    x = 46,468,898.12/6,070.92
  6. Step 6: Final answer
    x = 7,654.34

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1.5x scale

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.