Home / 2,951.52-4,073.08-1,625.20

Finding the Fourth Proportional to 2,951.52, 4,073.08 and 1,625.20

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Solution

The fourth proportional to 2,951.52, 4,073.08 and 1,625.20 is: 2,242.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.52 : 4,073.08 = 1,625.20 : x
  2. Step 2: Convert to fraction form
    2,951.52/4,073.08 = 1,625.20/x
  3. Step 3: Cross multiply
    2,951.52x = 4,073.08 × 1,625.20
  4. Step 4: Simplify right side
    2,951.52x = 6,619,569.62
  5. Step 5: Solve for x
    x = 6,619,569.62/2,951.52
  6. Step 6: Final answer
    x = 2,242.77

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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.