Home / 3,427.48-5,141.22-962.56

Finding the Fourth Proportional to 3,427.48, 5,141.22 and 962.56

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Solution

The fourth proportional to 3,427.48, 5,141.22 and 962.56 is: 1,443.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.48 : 5,141.22 = 962.56 : x
  2. Step 2: Convert to fraction form
    3,427.48/5,141.22 = 962.56/x
  3. Step 3: Cross multiply
    3,427.48x = 5,141.22 × 962.56
  4. Step 4: Simplify right side
    3,427.48x = 4,948,732.72
  5. Step 5: Solve for x
    x = 4,948,732.72/3,427.48
  6. Step 6: Final answer
    x = 1,443.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.