Home / 4,024.36-5,546.10-3,138.76

Finding the Fourth Proportional to 4,024.36, 5,546.10 and 3,138.76

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Solution

The fourth proportional to 4,024.36, 5,546.10 and 3,138.76 is: 4,325.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,024.36 : 5,546.10 = 3,138.76 : x
  2. Step 2: Convert to fraction form
    4,024.36/5,546.10 = 3,138.76/x
  3. Step 3: Cross multiply
    4,024.36x = 5,546.10 × 3,138.76
  4. Step 4: Simplify right side
    4,024.36x = 17,407,876.84
  5. Step 5: Solve for x
    x = 17,407,876.84/4,024.36
  6. Step 6: Final answer
    x = 4,325.63

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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.