Home / 3,531.92-5,294.48-1,682.06

Finding the Fourth Proportional to 3,531.92, 5,294.48 and 1,682.06

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Solution

The fourth proportional to 3,531.92, 5,294.48 and 1,682.06 is: 2,521.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.92 : 5,294.48 = 1,682.06 : x
  2. Step 2: Convert to fraction form
    3,531.92/5,294.48 = 1,682.06/x
  3. Step 3: Cross multiply
    3,531.92x = 5,294.48 × 1,682.06
  4. Step 4: Simplify right side
    3,531.92x = 8,905,598.15
  5. Step 5: Solve for x
    x = 8,905,598.15/3,531.92
  6. Step 6: Final answer
    x = 2,521.46

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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.