Home / 10,292.42-15,438.62-2,501.22

Finding the Fourth Proportional to 10,292.42, 15,438.62 and 2,501.22

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Solution

The fourth proportional to 10,292.42, 15,438.62 and 2,501.22 is: 3,751.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,292.42 : 15,438.62 = 2,501.22 : x
  2. Step 2: Convert to fraction form
    10,292.42/15,438.62 = 2,501.22/x
  3. Step 3: Cross multiply
    10,292.42x = 15,438.62 × 2,501.22
  4. Step 4: Simplify right side
    10,292.42x = 38,615,372.61
  5. Step 5: Solve for x
    x = 38,615,372.61/10,292.42
  6. Step 6: Final answer
    x = 3,751.83

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Half scale
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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.