Home / 5,981.59-8,972.16-3,384.55

Finding the Fourth Proportional to 5,981.59, 8,972.16 and 3,384.55

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Solution

The fourth proportional to 5,981.59, 8,972.16 and 3,384.55 is: 5,076.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981.59 : 8,972.16 = 3,384.55 : x
  2. Step 2: Convert to fraction form
    5,981.59/8,972.16 = 3,384.55/x
  3. Step 3: Cross multiply
    5,981.59x = 8,972.16 × 3,384.55
  4. Step 4: Simplify right side
    5,981.59x = 30,366,724.13
  5. Step 5: Solve for x
    x = 30,366,724.13/5,981.59
  6. Step 6: Final answer
    x = 5,076.70

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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.