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Finding the Fourth Proportional to 5,920.56, 8,884.08 and 4,456.08

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Solution

The fourth proportional to 5,920.56, 8,884.08 and 4,456.08 is: 6,686.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.56 : 8,884.08 = 4,456.08 : x
  2. Step 2: Convert to fraction form
    5,920.56/8,884.08 = 4,456.08/x
  3. Step 3: Cross multiply
    5,920.56x = 8,884.08 × 4,456.08
  4. Step 4: Simplify right side
    5,920.56x = 39,588,171.21
  5. Step 5: Solve for x
    x = 39,588,171.21/5,920.56
  6. Step 6: Final answer
    x = 6,686.56

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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.