Home / 6,721.87-10,084.85-3,437.27

Finding the Fourth Proportional to 6,721.87, 10,084.85 and 3,437.27

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Solution

The fourth proportional to 6,721.87, 10,084.85 and 3,437.27 is: 5,156.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721.87 : 10,084.85 = 3,437.27 : x
  2. Step 2: Convert to fraction form
    6,721.87/10,084.85 = 3,437.27/x
  3. Step 3: Cross multiply
    6,721.87x = 10,084.85 × 3,437.27
  4. Step 4: Simplify right side
    6,721.87x = 34,664,335.74
  5. Step 5: Solve for x
    x = 34,664,335.74/6,721.87
  6. Step 6: Final answer
    x = 5,156.95

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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.