Home / 6,657.03-9,187.16-3,862.53

Finding the Fourth Proportional to 6,657.03, 9,187.16 and 3,862.53

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Solution

The fourth proportional to 6,657.03, 9,187.16 and 3,862.53 is: 5,330.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,657.03 : 9,187.16 = 3,862.53 : x
  2. Step 2: Convert to fraction form
    6,657.03/9,187.16 = 3,862.53/x
  3. Step 3: Cross multiply
    6,657.03x = 9,187.16 × 3,862.53
  4. Step 4: Simplify right side
    6,657.03x = 35,485,661.80
  5. Step 5: Solve for x
    x = 35,485,661.80/6,657.03
  6. Step 6: Final answer
    x = 5,330.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.