Home / 2,427.22-3,348.79-1,432.84

Finding the Fourth Proportional to 2,427.22, 3,348.79 and 1,432.84

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Solution

The fourth proportional to 2,427.22, 3,348.79 and 1,432.84 is: 1,976.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.22 : 3,348.79 = 1,432.84 : x
  2. Step 2: Convert to fraction form
    2,427.22/3,348.79 = 1,432.84/x
  3. Step 3: Cross multiply
    2,427.22x = 3,348.79 × 1,432.84
  4. Step 4: Simplify right side
    2,427.22x = 4,798,280.26
  5. Step 5: Solve for x
    x = 4,798,280.26/2,427.22
  6. Step 6: Final answer
    x = 1,976.86

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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.