Home / 6,781.32-10,171.98-2,398.50

Finding the Fourth Proportional to 6,781.32, 10,171.98 and 2,398.50

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Solution

The fourth proportional to 6,781.32, 10,171.98 and 2,398.50 is: 3,597.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781.32 : 10,171.98 = 2,398.50 : x
  2. Step 2: Convert to fraction form
    6,781.32/10,171.98 = 2,398.50/x
  3. Step 3: Cross multiply
    6,781.32x = 10,171.98 × 2,398.50
  4. Step 4: Simplify right side
    6,781.32x = 24,397,494.03
  5. Step 5: Solve for x
    x = 24,397,494.03/6,781.32
  6. Step 6: Final answer
    x = 3,597.75

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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.