Home / 2,541.35-3,507.15-1,422.33

Finding the Fourth Proportional to 2,541.35, 3,507.15 and 1,422.33

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Solution

The fourth proportional to 2,541.35, 3,507.15 and 1,422.33 is: 1,962.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541.35 : 3,507.15 = 1,422.33 : x
  2. Step 2: Convert to fraction form
    2,541.35/3,507.15 = 1,422.33/x
  3. Step 3: Cross multiply
    2,541.35x = 3,507.15 × 1,422.33
  4. Step 4: Simplify right side
    2,541.35x = 4,988,324.66
  5. Step 5: Solve for x
    x = 4,988,324.66/2,541.35
  6. Step 6: Final answer
    x = 1,962.87

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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.