Home / 12,053.10-18,079.66-3,287.99

Finding the Fourth Proportional to 12,053.10, 18,079.66 and 3,287.99

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Solution

The fourth proportional to 12,053.10, 18,079.66 and 3,287.99 is: 4,931.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,053.10 : 18,079.66 = 3,287.99 : x
  2. Step 2: Convert to fraction form
    12,053.10/18,079.66 = 3,287.99/x
  3. Step 3: Cross multiply
    12,053.10x = 18,079.66 × 3,287.99
  4. Step 4: Simplify right side
    12,053.10x = 59,445,772.10
  5. Step 5: Solve for x
    x = 59,445,772.10/12,053.10
  6. Step 6: Final answer
    x = 4,931.99

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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.