Home / 6,641.28-9,960.48-2,025.12

Finding the Fourth Proportional to 6,641.28, 9,960.48 and 2,025.12

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Solution

The fourth proportional to 6,641.28, 9,960.48 and 2,025.12 is: 3,037.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641.28 : 9,960.48 = 2,025.12 : x
  2. Step 2: Convert to fraction form
    6,641.28/9,960.48 = 2,025.12/x
  3. Step 3: Cross multiply
    6,641.28x = 9,960.48 × 2,025.12
  4. Step 4: Simplify right side
    6,641.28x = 20,171,167.26
  5. Step 5: Solve for x
    x = 20,171,167.26/6,641.28
  6. Step 6: Final answer
    x = 3,037.24

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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.