Home / 3,531.65-4,872.29-2,469.15

Finding the Fourth Proportional to 3,531.65, 4,872.29 and 2,469.15

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Solution

The fourth proportional to 3,531.65, 4,872.29 and 2,469.15 is: 3,406.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.65 : 4,872.29 = 2,469.15 : x
  2. Step 2: Convert to fraction form
    3,531.65/4,872.29 = 2,469.15/x
  3. Step 3: Cross multiply
    3,531.65x = 4,872.29 × 2,469.15
  4. Step 4: Simplify right side
    3,531.65x = 12,030,402.51
  5. Step 5: Solve for x
    x = 12,030,402.51/3,531.65
  6. Step 6: Final answer
    x = 3,406.46

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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.