Home / 2,610.28-3,915.35-966.79

Finding the Fourth Proportional to 2,610.28, 3,915.35 and 966.79

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Solution

The fourth proportional to 2,610.28, 3,915.35 and 966.79 is: 1,450.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,610.28 : 3,915.35 = 966.79 : x
  2. Step 2: Convert to fraction form
    2,610.28/3,915.35 = 966.79/x
  3. Step 3: Cross multiply
    2,610.28x = 3,915.35 × 966.79
  4. Step 4: Simplify right side
    2,610.28x = 3,785,321.29
  5. Step 5: Solve for x
    x = 3,785,321.29/2,610.28
  6. Step 6: Final answer
    x = 1,450.16

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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.