Home / 4,382.40-6,568.80-2,922.24

Finding the Fourth Proportional to 4,382.40, 6,568.80 and 2,922.24

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Solution

The fourth proportional to 4,382.40, 6,568.80 and 2,922.24 is: 4,380.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,382.40 : 6,568.80 = 2,922.24 : x
  2. Step 2: Convert to fraction form
    4,382.40/6,568.80 = 2,922.24/x
  3. Step 3: Cross multiply
    4,382.40x = 6,568.80 × 2,922.24
  4. Step 4: Simplify right side
    4,382.40x = 19,195,610.11
  5. Step 5: Solve for x
    x = 19,195,610.11/4,382.40
  6. Step 6: Final answer
    x = 4,380.16

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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.