Home / 7,432.37-11,148.60-1,885.73

Finding the Fourth Proportional to 7,432.37, 11,148.60 and 1,885.73

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Solution

The fourth proportional to 7,432.37, 11,148.60 and 1,885.73 is: 2,828.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.37 : 11,148.60 = 1,885.73 : x
  2. Step 2: Convert to fraction form
    7,432.37/11,148.60 = 1,885.73/x
  3. Step 3: Cross multiply
    7,432.37x = 11,148.60 × 1,885.73
  4. Step 4: Simplify right side
    7,432.37x = 21,023,249.48
  5. Step 5: Solve for x
    x = 21,023,249.48/7,432.37
  6. Step 6: Final answer
    x = 2,828.61

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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.