Home / 2,642.42-3,963.67-1,060.97

Finding the Fourth Proportional to 2,642.42, 3,963.67 and 1,060.97

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Solution

The fourth proportional to 2,642.42, 3,963.67 and 1,060.97 is: 1,591.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642.42 : 3,963.67 = 1,060.97 : x
  2. Step 2: Convert to fraction form
    2,642.42/3,963.67 = 1,060.97/x
  3. Step 3: Cross multiply
    2,642.42x = 3,963.67 × 1,060.97
  4. Step 4: Simplify right side
    2,642.42x = 4,205,312.49
  5. Step 5: Solve for x
    x = 4,205,312.49/2,642.42
  6. Step 6: Final answer
    x = 1,591.46

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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.