Home / 6,926.97-10,437.21-5,721.39

Finding the Fourth Proportional to 6,926.97, 10,437.21 and 5,721.39

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Solution

The fourth proportional to 6,926.97, 10,437.21 and 5,721.39 is: 8,620.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926.97 : 10,437.21 = 5,721.39 : x
  2. Step 2: Convert to fraction form
    6,926.97/10,437.21 = 5,721.39/x
  3. Step 3: Cross multiply
    6,926.97x = 10,437.21 × 5,721.39
  4. Step 4: Simplify right side
    6,926.97x = 59,715,348.92
  5. Step 5: Solve for x
    x = 59,715,348.92/6,926.97
  6. Step 6: Final answer
    x = 8,620.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.