Home / 10,295.29-14,208.38-8,613.73

Finding the Fourth Proportional to 10,295.29, 14,208.38 and 8,613.73

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Solution

The fourth proportional to 10,295.29, 14,208.38 and 8,613.73 is: 11,887.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295.29 : 14,208.38 = 8,613.73 : x
  2. Step 2: Convert to fraction form
    10,295.29/14,208.38 = 8,613.73/x
  3. Step 3: Cross multiply
    10,295.29x = 14,208.38 × 8,613.73
  4. Step 4: Simplify right side
    10,295.29x = 122,387,149.06
  5. Step 5: Solve for x
    x = 122,387,149.06/10,295.29
  6. Step 6: Final answer
    x = 11,887.68

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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.