Home / 2,425.31-3,348.19-1,632.80

Finding the Fourth Proportional to 2,425.31, 3,348.19 and 1,632.80

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Solution

The fourth proportional to 2,425.31, 3,348.19 and 1,632.80 is: 2,254.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425.31 : 3,348.19 = 1,632.80 : x
  2. Step 2: Convert to fraction form
    2,425.31/3,348.19 = 1,632.80/x
  3. Step 3: Cross multiply
    2,425.31x = 3,348.19 × 1,632.80
  4. Step 4: Simplify right side
    2,425.31x = 5,466,903.81
  5. Step 5: Solve for x
    x = 5,466,903.81/2,425.31
  6. Step 6: Final answer
    x = 2,254.11

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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.