Home / 6,220.25-9,331.89-1,837.74

Finding the Fourth Proportional to 6,220.25, 9,331.89 and 1,837.74

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Solution

The fourth proportional to 6,220.25, 9,331.89 and 1,837.74 is: 2,757.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.25 : 9,331.89 = 1,837.74 : x
  2. Step 2: Convert to fraction form
    6,220.25/9,331.89 = 1,837.74/x
  3. Step 3: Cross multiply
    6,220.25x = 9,331.89 × 1,837.74
  4. Step 4: Simplify right side
    6,220.25x = 17,149,587.53
  5. Step 5: Solve for x
    x = 17,149,587.53/6,220.25
  6. Step 6: Final answer
    x = 2,757.06

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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.