Home / 11,167.75-15,411.95-6,132.18

Finding the Fourth Proportional to 11,167.75, 15,411.95 and 6,132.18

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Solution

The fourth proportional to 11,167.75, 15,411.95 and 6,132.18 is: 8,462.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167.75 : 15,411.95 = 6,132.18 : x
  2. Step 2: Convert to fraction form
    11,167.75/15,411.95 = 6,132.18/x
  3. Step 3: Cross multiply
    11,167.75x = 15,411.95 × 6,132.18
  4. Step 4: Simplify right side
    11,167.75x = 94,508,851.55
  5. Step 5: Solve for x
    x = 94,508,851.55/11,167.75
  6. Step 6: Final answer
    x = 8,462.66

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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.