Home / 12,438.24-17,164.50-6,773.10

Finding the Fourth Proportional to 12,438.24, 17,164.50 and 6,773.10

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Solution

The fourth proportional to 12,438.24, 17,164.50 and 6,773.10 is: 9,346.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,438.24 : 17,164.50 = 6,773.10 : x
  2. Step 2: Convert to fraction form
    12,438.24/17,164.50 = 6,773.10/x
  3. Step 3: Cross multiply
    12,438.24x = 17,164.50 × 6,773.10
  4. Step 4: Simplify right side
    12,438.24x = 116,256,874.95
  5. Step 5: Solve for x
    x = 116,256,874.95/12,438.24
  6. Step 6: Final answer
    x = 9,346.73

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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.