Home / 10,147.58-14,004.38-6,167.92

Finding the Fourth Proportional to 10,147.58, 14,004.38 and 6,167.92

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Solution

The fourth proportional to 10,147.58, 14,004.38 and 6,167.92 is: 8,512.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,147.58 : 14,004.38 = 6,167.92 : x
  2. Step 2: Convert to fraction form
    10,147.58/14,004.38 = 6,167.92/x
  3. Step 3: Cross multiply
    10,147.58x = 14,004.38 × 6,167.92
  4. Step 4: Simplify right side
    10,147.58x = 86,377,895.49
  5. Step 5: Solve for x
    x = 86,377,895.49/10,147.58
  6. Step 6: Final answer
    x = 8,512.17

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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.