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Finding the Fourth Proportional to 5,608.08, 8,347.14 and 5,452.56

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Solution

The fourth proportional to 5,608.08, 8,347.14 and 5,452.56 is: 8,115.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,608.08 : 8,347.14 = 5,452.56 : x
  2. Step 2: Convert to fraction form
    5,608.08/8,347.14 = 5,452.56/x
  3. Step 3: Cross multiply
    5,608.08x = 8,347.14 × 5,452.56
  4. Step 4: Simplify right side
    5,608.08x = 45,513,281.68
  5. Step 5: Solve for x
    x = 45,513,281.68/5,608.08
  6. Step 6: Final answer
    x = 8,115.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.