Home / 6,275.97-8,660.55-3,443.28

Finding the Fourth Proportional to 6,275.97, 8,660.55 and 3,443.28

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Solution

The fourth proportional to 6,275.97, 8,660.55 and 3,443.28 is: 4,751.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.97 : 8,660.55 = 3,443.28 : x
  2. Step 2: Convert to fraction form
    6,275.97/8,660.55 = 3,443.28/x
  3. Step 3: Cross multiply
    6,275.97x = 8,660.55 × 3,443.28
  4. Step 4: Simplify right side
    6,275.97x = 29,820,685.69
  5. Step 5: Solve for x
    x = 29,820,685.69/6,275.97
  6. Step 6: Final answer
    x = 4,751.57

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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.