Home / 10,188.18-15,282.27-6,724.62

Finding the Fourth Proportional to 10,188.18, 15,282.27 and 6,724.62

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Solution

The fourth proportional to 10,188.18, 15,282.27 and 6,724.62 is: 10,086.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,188.18 : 15,282.27 = 6,724.62 : x
  2. Step 2: Convert to fraction form
    10,188.18/15,282.27 = 6,724.62/x
  3. Step 3: Cross multiply
    10,188.18x = 15,282.27 × 6,724.62
  4. Step 4: Simplify right side
    10,188.18x = 102,767,458.49
  5. Step 5: Solve for x
    x = 102,767,458.49/10,188.18
  6. Step 6: Final answer
    x = 10,086.93

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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.