Home / 12,764.44-17,613.55-7,098.29

Finding the Fourth Proportional to 12,764.44, 17,613.55 and 7,098.29

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Solution

The fourth proportional to 12,764.44, 17,613.55 and 7,098.29 is: 9,794.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,764.44 : 17,613.55 = 7,098.29 : x
  2. Step 2: Convert to fraction form
    12,764.44/17,613.55 = 7,098.29/x
  3. Step 3: Cross multiply
    12,764.44x = 17,613.55 × 7,098.29
  4. Step 4: Simplify right side
    12,764.44x = 125,026,085.83
  5. Step 5: Solve for x
    x = 125,026,085.83/12,764.44
  6. Step 6: Final answer
    x = 9,794.87

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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.