Home / 11,479.41-17,221.02-4,082.31

Finding the Fourth Proportional to 11,479.41, 17,221.02 and 4,082.31

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Solution

The fourth proportional to 11,479.41, 17,221.02 and 4,082.31 is: 6,124.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,479.41 : 17,221.02 = 4,082.31 : x
  2. Step 2: Convert to fraction form
    11,479.41/17,221.02 = 4,082.31/x
  3. Step 3: Cross multiply
    11,479.41x = 17,221.02 × 4,082.31
  4. Step 4: Simplify right side
    11,479.41x = 70,301,542.16
  5. Step 5: Solve for x
    x = 70,301,542.16/11,479.41
  6. Step 6: Final answer
    x = 6,124.14

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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.