Home / 8,088.47-12,132.71-2,245.08

Finding the Fourth Proportional to 8,088.47, 12,132.71 and 2,245.08

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Solution

The fourth proportional to 8,088.47, 12,132.71 and 2,245.08 is: 3,367.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.47 : 12,132.71 = 2,245.08 : x
  2. Step 2: Convert to fraction form
    8,088.47/12,132.71 = 2,245.08/x
  3. Step 3: Cross multiply
    8,088.47x = 12,132.71 × 2,245.08
  4. Step 4: Simplify right side
    8,088.47x = 27,238,947.26
  5. Step 5: Solve for x
    x = 27,238,947.26/8,088.47
  6. Step 6: Final answer
    x = 3,367.63

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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.