Home / 11,017.68-15,204.50-5,981.95

Finding the Fourth Proportional to 11,017.68, 15,204.50 and 5,981.95

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Solution

The fourth proportional to 11,017.68, 15,204.50 and 5,981.95 is: 8,255.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.68 : 15,204.50 = 5,981.95 : x
  2. Step 2: Convert to fraction form
    11,017.68/15,204.50 = 5,981.95/x
  3. Step 3: Cross multiply
    11,017.68x = 15,204.50 × 5,981.95
  4. Step 4: Simplify right side
    11,017.68x = 90,952,558.78
  5. Step 5: Solve for x
    x = 90,952,558.78/11,017.68
  6. Step 6: Final answer
    x = 8,255.15

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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.