Home / 8,863.20-13,294.80-4,967.10

Finding the Fourth Proportional to 8,863.20, 13,294.80 and 4,967.10

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Solution

The fourth proportional to 8,863.20, 13,294.80 and 4,967.10 is: 7,450.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.20 : 13,294.80 = 4,967.10 : x
  2. Step 2: Convert to fraction form
    8,863.20/13,294.80 = 4,967.10/x
  3. Step 3: Cross multiply
    8,863.20x = 13,294.80 × 4,967.10
  4. Step 4: Simplify right side
    8,863.20x = 66,036,601.08
  5. Step 5: Solve for x
    x = 66,036,601.08/8,863.20
  6. Step 6: Final answer
    x = 7,450.65

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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.