Home / 9,193.38-12,686.81-5,001.63

Finding the Fourth Proportional to 9,193.38, 12,686.81 and 5,001.63

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Solution

The fourth proportional to 9,193.38, 12,686.81 and 5,001.63 is: 6,902.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,193.38 : 12,686.81 = 5,001.63 : x
  2. Step 2: Convert to fraction form
    9,193.38/12,686.81 = 5,001.63/x
  3. Step 3: Cross multiply
    9,193.38x = 12,686.81 × 5,001.63
  4. Step 4: Simplify right side
    9,193.38x = 63,454,704.49
  5. Step 5: Solve for x
    x = 63,454,704.49/9,193.38
  6. Step 6: Final answer
    x = 6,902.22

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Half scale
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Double scale
Find fourth proportional to 9,194.38, 12,688.18 and 5,002.63
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.