Home / 6,291.32-9,422.19-3,696.08

Finding the Fourth Proportional to 6,291.32, 9,422.19 and 3,696.08

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Solution

The fourth proportional to 6,291.32, 9,422.19 and 3,696.08 is: 5,535.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,291.32 : 9,422.19 = 3,696.08 : x
  2. Step 2: Convert to fraction form
    6,291.32/9,422.19 = 3,696.08/x
  3. Step 3: Cross multiply
    6,291.32x = 9,422.19 × 3,696.08
  4. Step 4: Simplify right side
    6,291.32x = 34,825,120.90
  5. Step 5: Solve for x
    x = 34,825,120.90/6,291.32
  6. Step 6: Final answer
    x = 5,535.43

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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.