Home / 3,531.34-5,293.56-1,681.96

Finding the Fourth Proportional to 3,531.34, 5,293.56 and 1,681.96

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Solution

The fourth proportional to 3,531.34, 5,293.56 and 1,681.96 is: 2,521.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.34 : 5,293.56 = 1,681.96 : x
  2. Step 2: Convert to fraction form
    3,531.34/5,293.56 = 1,681.96/x
  3. Step 3: Cross multiply
    3,531.34x = 5,293.56 × 1,681.96
  4. Step 4: Simplify right side
    3,531.34x = 8,903,521.30
  5. Step 5: Solve for x
    x = 8,903,521.30/3,531.34
  6. Step 6: Final answer
    x = 2,521.29

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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.