Home / 5,250.54-7,249.05-3,638.34

Finding the Fourth Proportional to 5,250.54, 7,249.05 and 3,638.34

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Solution

The fourth proportional to 5,250.54, 7,249.05 and 3,638.34 is: 5,023.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.54 : 7,249.05 = 3,638.34 : x
  2. Step 2: Convert to fraction form
    5,250.54/7,249.05 = 3,638.34/x
  3. Step 3: Cross multiply
    5,250.54x = 7,249.05 × 3,638.34
  4. Step 4: Simplify right side
    5,250.54x = 26,374,508.58
  5. Step 5: Solve for x
    x = 26,374,508.58/5,250.54
  6. Step 6: Final answer
    x = 5,023.20

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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.