Home / 3,531.02-4,873.68-2,039.84

Finding the Fourth Proportional to 3,531.02, 4,873.68 and 2,039.84

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Solution

The fourth proportional to 3,531.02, 4,873.68 and 2,039.84 is: 2,815.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.02 : 4,873.68 = 2,039.84 : x
  2. Step 2: Convert to fraction form
    3,531.02/4,873.68 = 2,039.84/x
  3. Step 3: Cross multiply
    3,531.02x = 4,873.68 × 2,039.84
  4. Step 4: Simplify right side
    3,531.02x = 9,941,503.04
  5. Step 5: Solve for x
    x = 9,941,503.04/3,531.02
  6. Step 6: Final answer
    x = 2,815.48

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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.