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Finding the Fourth Proportional to 6,693.93, 10,042.11 and 5,605.90

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Solution

The fourth proportional to 6,693.93, 10,042.11 and 5,605.90 is: 8,409.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,693.93 : 10,042.11 = 5,605.90 : x
  2. Step 2: Convert to fraction form
    6,693.93/10,042.11 = 5,605.90/x
  3. Step 3: Cross multiply
    6,693.93x = 10,042.11 × 5,605.90
  4. Step 4: Simplify right side
    6,693.93x = 56,295,039.34
  5. Step 5: Solve for x
    x = 56,295,039.34/6,693.93
  6. Step 6: Final answer
    x = 8,409.86

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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.