Home / 2,514.78-3,473.55-1,932.39

Finding the Fourth Proportional to 2,514.78, 3,473.55 and 1,932.39

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Solution

The fourth proportional to 2,514.78, 3,473.55 and 1,932.39 is: 2,669.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,514.78 : 3,473.55 = 1,932.39 : x
  2. Step 2: Convert to fraction form
    2,514.78/3,473.55 = 1,932.39/x
  3. Step 3: Cross multiply
    2,514.78x = 3,473.55 × 1,932.39
  4. Step 4: Simplify right side
    2,514.78x = 6,712,253.28
  5. Step 5: Solve for x
    x = 6,712,253.28/2,514.78
  6. Step 6: Final answer
    x = 2,669.12

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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.