Home / 3,531.87-4,869.98-2,254.04

Finding the Fourth Proportional to 3,531.87, 4,869.98 and 2,254.04

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Solution

The fourth proportional to 3,531.87, 4,869.98 and 2,254.04 is: 3,108.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.87 : 4,869.98 = 2,254.04 : x
  2. Step 2: Convert to fraction form
    3,531.87/4,869.98 = 2,254.04/x
  3. Step 3: Cross multiply
    3,531.87x = 4,869.98 × 2,254.04
  4. Step 4: Simplify right side
    3,531.87x = 10,977,120.81
  5. Step 5: Solve for x
    x = 10,977,120.81/3,531.87
  6. Step 6: Final answer
    x = 3,108.02

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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.