Home / 12,082.40-16,673.28-6,777.44

Finding the Fourth Proportional to 12,082.40, 16,673.28 and 6,777.44

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Solution

The fourth proportional to 12,082.40, 16,673.28 and 6,777.44 is: 9,352.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,082.40 : 16,673.28 = 6,777.44 : x
  2. Step 2: Convert to fraction form
    12,082.40/16,673.28 = 6,777.44/x
  3. Step 3: Cross multiply
    12,082.40x = 16,673.28 × 6,777.44
  4. Step 4: Simplify right side
    12,082.40x = 113,002,154.80
  5. Step 5: Solve for x
    x = 113,002,154.80/12,082.40
  6. Step 6: Final answer
    x = 9,352.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.