Home / 10,948.03-16,422.60-5,330.86

Finding the Fourth Proportional to 10,948.03, 16,422.60 and 5,330.86

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Solution

The fourth proportional to 10,948.03, 16,422.60 and 5,330.86 is: 7,996.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.03 : 16,422.60 = 5,330.86 : x
  2. Step 2: Convert to fraction form
    10,948.03/16,422.60 = 5,330.86/x
  3. Step 3: Cross multiply
    10,948.03x = 16,422.60 × 5,330.86
  4. Step 4: Simplify right side
    10,948.03x = 87,546,581.44
  5. Step 5: Solve for x
    x = 87,546,581.44/10,948.03
  6. Step 6: Final answer
    x = 7,996.56

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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.