Home / 3,937.44-5,431.59-2,342.95

Finding the Fourth Proportional to 3,937.44, 5,431.59 and 2,342.95

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Solution

The fourth proportional to 3,937.44, 5,431.59 and 2,342.95 is: 3,232.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.44 : 5,431.59 = 2,342.95 : x
  2. Step 2: Convert to fraction form
    3,937.44/5,431.59 = 2,342.95/x
  3. Step 3: Cross multiply
    3,937.44x = 5,431.59 × 2,342.95
  4. Step 4: Simplify right side
    3,937.44x = 12,725,940.55
  5. Step 5: Solve for x
    x = 12,725,940.55/3,937.44
  6. Step 6: Final answer
    x = 3,232.04

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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.