Home / 6,966.66-10,449.92-1,772.48

Finding the Fourth Proportional to 6,966.66, 10,449.92 and 1,772.48

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Solution

The fourth proportional to 6,966.66, 10,449.92 and 1,772.48 is: 2,658.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,966.66 : 10,449.92 = 1,772.48 : x
  2. Step 2: Convert to fraction form
    6,966.66/10,449.92 = 1,772.48/x
  3. Step 3: Cross multiply
    6,966.66x = 10,449.92 × 1,772.48
  4. Step 4: Simplify right side
    6,966.66x = 18,522,274.20
  5. Step 5: Solve for x
    x = 18,522,274.20/6,966.66
  6. Step 6: Final answer
    x = 2,658.70

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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.