Home / 8,832.43-13,248.69-2,989.09

Finding the Fourth Proportional to 8,832.43, 13,248.69 and 2,989.09

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Solution

The fourth proportional to 8,832.43, 13,248.69 and 2,989.09 is: 4,483.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,832.43 : 13,248.69 = 2,989.09 : x
  2. Step 2: Convert to fraction form
    8,832.43/13,248.69 = 2,989.09/x
  3. Step 3: Cross multiply
    8,832.43x = 13,248.69 × 2,989.09
  4. Step 4: Simplify right side
    8,832.43x = 39,601,526.79
  5. Step 5: Solve for x
    x = 39,601,526.79/8,832.43
  6. Step 6: Final answer
    x = 4,483.65

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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.