Home / 9,565.47-14,348.21-2,991.69

Finding the Fourth Proportional to 9,565.47, 14,348.21 and 2,991.69

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Solution

The fourth proportional to 9,565.47, 14,348.21 and 2,991.69 is: 4,487.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,565.47 : 14,348.21 = 2,991.69 : x
  2. Step 2: Convert to fraction form
    9,565.47/14,348.21 = 2,991.69/x
  3. Step 3: Cross multiply
    9,565.47x = 14,348.21 × 2,991.69
  4. Step 4: Simplify right side
    9,565.47x = 42,925,381.42
  5. Step 5: Solve for x
    x = 42,925,381.42/9,565.47
  6. Step 6: Final answer
    x = 4,487.54

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Half scale
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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.