Home / 10,150.39-13,998.45-6,373.91

Finding the Fourth Proportional to 10,150.39, 13,998.45 and 6,373.91

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Solution

The fourth proportional to 10,150.39, 13,998.45 and 6,373.91 is: 8,790.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150.39 : 13,998.45 = 6,373.91 : x
  2. Step 2: Convert to fraction form
    10,150.39/13,998.45 = 6,373.91/x
  3. Step 3: Cross multiply
    10,150.39x = 13,998.45 × 6,373.91
  4. Step 4: Simplify right side
    10,150.39x = 89,224,860.44
  5. Step 5: Solve for x
    x = 89,224,860.44/10,150.39
  6. Step 6: Final answer
    x = 8,790.29

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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.