Home / 11,327.04-15,630.84-6,613.92

Finding the Fourth Proportional to 11,327.04, 15,630.84 and 6,613.92

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Solution

The fourth proportional to 11,327.04, 15,630.84 and 6,613.92 is: 9,126.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327.04 : 15,630.84 = 6,613.92 : x
  2. Step 2: Convert to fraction form
    11,327.04/15,630.84 = 6,613.92/x
  3. Step 3: Cross multiply
    11,327.04x = 15,630.84 × 6,613.92
  4. Step 4: Simplify right side
    11,327.04x = 103,381,125.29
  5. Step 5: Solve for x
    x = 103,381,125.29/11,327.04
  6. Step 6: Final answer
    x = 9,126.93

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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.