Home / 6,780.65-10,171.26-2,398.55

Finding the Fourth Proportional to 6,780.65, 10,171.26 and 2,398.55

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Solution

The fourth proportional to 6,780.65, 10,171.26 and 2,398.55 is: 3,597.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780.65 : 10,171.26 = 2,398.55 : x
  2. Step 2: Convert to fraction form
    6,780.65/10,171.26 = 2,398.55/x
  3. Step 3: Cross multiply
    6,780.65x = 10,171.26 × 2,398.55
  4. Step 4: Simplify right side
    6,780.65x = 24,396,224.82
  5. Step 5: Solve for x
    x = 24,396,224.82/6,780.65
  6. Step 6: Final answer
    x = 3,597.92

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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.