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Finding the Fourth Proportional to 5,332.60, 8,016.18 and 5,306.68

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Solution

The fourth proportional to 5,332.60, 8,016.18 and 5,306.68 is: 7,977.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,332.60 : 8,016.18 = 5,306.68 : x
  2. Step 2: Convert to fraction form
    5,332.60/8,016.18 = 5,306.68/x
  3. Step 3: Cross multiply
    5,332.60x = 8,016.18 × 5,306.68
  4. Step 4: Simplify right side
    5,332.60x = 42,539,302.08
  5. Step 5: Solve for x
    x = 42,539,302.08/5,332.60
  6. Step 6: Final answer
    x = 7,977.22

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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.