Home / 4,963.02-7,440.82-2,148.88

Finding the Fourth Proportional to 4,963.02, 7,440.82 and 2,148.88

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Solution

The fourth proportional to 4,963.02, 7,440.82 and 2,148.88 is: 3,221.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,963.02 : 7,440.82 = 2,148.88 : x
  2. Step 2: Convert to fraction form
    4,963.02/7,440.82 = 2,148.88/x
  3. Step 3: Cross multiply
    4,963.02x = 7,440.82 × 2,148.88
  4. Step 4: Simplify right side
    4,963.02x = 15,989,429.28
  5. Step 5: Solve for x
    x = 15,989,429.28/4,963.02
  6. Step 6: Final answer
    x = 3,221.71

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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.