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Finding the Fourth Proportional to 5,617.04, 8,425.56 and 5,340.56

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Solution

The fourth proportional to 5,617.04, 8,425.56 and 5,340.56 is: 8,010.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.04 : 8,425.56 = 5,340.56 : x
  2. Step 2: Convert to fraction form
    5,617.04/8,425.56 = 5,340.56/x
  3. Step 3: Cross multiply
    5,617.04x = 8,425.56 × 5,340.56
  4. Step 4: Simplify right side
    5,617.04x = 44,997,208.71
  5. Step 5: Solve for x
    x = 44,997,208.71/5,617.04
  6. Step 6: Final answer
    x = 8,010.84

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Similar ratio
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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.