Home / 3,512.52-4,849.54-2,254.12

Finding the Fourth Proportional to 3,512.52, 4,849.54 and 2,254.12

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Solution

The fourth proportional to 3,512.52, 4,849.54 and 2,254.12 is: 3,112.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.52 : 4,849.54 = 2,254.12 : x
  2. Step 2: Convert to fraction form
    3,512.52/4,849.54 = 2,254.12/x
  3. Step 3: Cross multiply
    3,512.52x = 4,849.54 × 2,254.12
  4. Step 4: Simplify right side
    3,512.52x = 10,931,427.35
  5. Step 5: Solve for x
    x = 10,931,427.35/3,512.52
  6. Step 6: Final answer
    x = 3,112.13

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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.