Home / 2,427.13-3,349.97-1,542.76

Finding the Fourth Proportional to 2,427.13, 3,349.97 and 1,542.76

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Solution

The fourth proportional to 2,427.13, 3,349.97 and 1,542.76 is: 2,129.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.13 : 3,349.97 = 1,542.76 : x
  2. Step 2: Convert to fraction form
    2,427.13/3,349.97 = 1,542.76/x
  3. Step 3: Cross multiply
    2,427.13x = 3,349.97 × 1,542.76
  4. Step 4: Simplify right side
    2,427.13x = 5,168,199.72
  5. Step 5: Solve for x
    x = 5,168,199.72/2,427.13
  6. Step 6: Final answer
    x = 2,129.35

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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.