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Finding the Fourth Proportional to 5,710.92, 8,565.68 and 1,550.67

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Solution

The fourth proportional to 5,710.92, 8,565.68 and 1,550.67 is: 2,325.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,710.92 : 8,565.68 = 1,550.67 : x
  2. Step 2: Convert to fraction form
    5,710.92/8,565.68 = 1,550.67/x
  3. Step 3: Cross multiply
    5,710.92x = 8,565.68 × 1,550.67
  4. Step 4: Simplify right side
    5,710.92x = 13,282,543.01
  5. Step 5: Solve for x
    x = 13,282,543.01/5,710.92
  6. Step 6: Final answer
    x = 2,325.81

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Double scale
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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.