Home / 11,613.96-17,409.02-4,591.12

Finding the Fourth Proportional to 11,613.96, 17,409.02 and 4,591.12

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Solution

The fourth proportional to 11,613.96, 17,409.02 and 4,591.12 is: 6,881.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,613.96 : 17,409.02 = 4,591.12 : x
  2. Step 2: Convert to fraction form
    11,613.96/17,409.02 = 4,591.12/x
  3. Step 3: Cross multiply
    11,613.96x = 17,409.02 × 4,591.12
  4. Step 4: Simplify right side
    11,613.96x = 79,926,899.90
  5. Step 5: Solve for x
    x = 79,926,899.90/11,613.96
  6. Step 6: Final answer
    x = 6,881.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.