Home / 10,883.18-16,330.92-4,642.60

Finding the Fourth Proportional to 10,883.18, 16,330.92 and 4,642.60

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Solution

The fourth proportional to 10,883.18, 16,330.92 and 4,642.60 is: 6,966.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,883.18 : 16,330.92 = 4,642.60 : x
  2. Step 2: Convert to fraction form
    10,883.18/16,330.92 = 4,642.60/x
  3. Step 3: Cross multiply
    10,883.18x = 16,330.92 × 4,642.60
  4. Step 4: Simplify right side
    10,883.18x = 75,817,949.61
  5. Step 5: Solve for x
    x = 75,817,949.61/10,883.18
  6. Step 6: Final answer
    x = 6,966.53

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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.