Home / 6,781.80-10,173.96-2,398.08

Finding the Fourth Proportional to 6,781.80, 10,173.96 and 2,398.08

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Solution

The fourth proportional to 6,781.80, 10,173.96 and 2,398.08 is: 3,597.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781.80 : 10,173.96 = 2,398.08 : x
  2. Step 2: Convert to fraction form
    6,781.80/10,173.96 = 2,398.08/x
  3. Step 3: Cross multiply
    6,781.80x = 10,173.96 × 2,398.08
  4. Step 4: Simplify right side
    6,781.80x = 24,397,970.00
  5. Step 5: Solve for x
    x = 24,397,970.00/6,781.80
  6. Step 6: Final answer
    x = 3,597.57

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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.