Home / 6,657.19-9,187.83-3,862.69

Finding the Fourth Proportional to 6,657.19, 9,187.83 and 3,862.69

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Solution

The fourth proportional to 6,657.19, 9,187.83 and 3,862.69 is: 5,331.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,657.19 : 9,187.83 = 3,862.69 : x
  2. Step 2: Convert to fraction form
    6,657.19/9,187.83 = 3,862.69/x
  3. Step 3: Cross multiply
    6,657.19x = 9,187.83 × 3,862.69
  4. Step 4: Simplify right side
    6,657.19x = 35,489,716.09
  5. Step 5: Solve for x
    x = 35,489,716.09/6,657.19
  6. Step 6: Final answer
    x = 5,331.04

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1.5x scale

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.