Home / 10,614.41-14,645.51-6,138.05

Finding the Fourth Proportional to 10,614.41, 14,645.51 and 6,138.05

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Solution

The fourth proportional to 10,614.41, 14,645.51 and 6,138.05 is: 8,469.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,614.41 : 14,645.51 = 6,138.05 : x
  2. Step 2: Convert to fraction form
    10,614.41/14,645.51 = 6,138.05/x
  3. Step 3: Cross multiply
    10,614.41x = 14,645.51 × 6,138.05
  4. Step 4: Simplify right side
    10,614.41x = 89,894,791.76
  5. Step 5: Solve for x
    x = 89,894,791.76/10,614.41
  6. Step 6: Final answer
    x = 8,469.13

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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.