Home / 2,427.02-3,349.38-1,432.30

Finding the Fourth Proportional to 2,427.02, 3,349.38 and 1,432.30

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Solution

The fourth proportional to 2,427.02, 3,349.38 and 1,432.30 is: 1,976.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.02 : 3,349.38 = 1,432.30 : x
  2. Step 2: Convert to fraction form
    2,427.02/3,349.38 = 1,432.30/x
  3. Step 3: Cross multiply
    2,427.02x = 3,349.38 × 1,432.30
  4. Step 4: Simplify right side
    2,427.02x = 4,797,306.80
  5. Step 5: Solve for x
    x = 4,797,306.80/2,427.02
  6. Step 6: Final answer
    x = 1,976.63

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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.