Home / 10,135.41-13,977.66-6,358.92

Finding the Fourth Proportional to 10,135.41, 13,977.66 and 6,358.92

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Solution

The fourth proportional to 10,135.41, 13,977.66 and 6,358.92 is: 8,769.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,135.41 : 13,977.66 = 6,358.92 : x
  2. Step 2: Convert to fraction form
    10,135.41/13,977.66 = 6,358.92/x
  3. Step 3: Cross multiply
    10,135.41x = 13,977.66 × 6,358.92
  4. Step 4: Simplify right side
    10,135.41x = 88,882,821.73
  5. Step 5: Solve for x
    x = 88,882,821.73/10,135.41
  6. Step 6: Final answer
    x = 8,769.53

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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.