Home / 3,934.10-5,427.96-2,442.08

Finding the Fourth Proportional to 3,934.10, 5,427.96 and 2,442.08

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Solution

The fourth proportional to 3,934.10, 5,427.96 and 2,442.08 is: 3,369.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.10 : 5,427.96 = 2,442.08 : x
  2. Step 2: Convert to fraction form
    3,934.10/5,427.96 = 2,442.08/x
  3. Step 3: Cross multiply
    3,934.10x = 5,427.96 × 2,442.08
  4. Step 4: Simplify right side
    3,934.10x = 13,255,512.56
  5. Step 5: Solve for x
    x = 13,255,512.56/3,934.10
  6. Step 6: Final answer
    x = 3,369.39

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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.