Home / 3,482.53-5,237.06-2,781.31

Finding the Fourth Proportional to 3,482.53, 5,237.06 and 2,781.31

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Solution

The fourth proportional to 3,482.53, 5,237.06 and 2,781.31 is: 4,182.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.53 : 5,237.06 = 2,781.31 : x
  2. Step 2: Convert to fraction form
    3,482.53/5,237.06 = 2,781.31/x
  3. Step 3: Cross multiply
    3,482.53x = 5,237.06 × 2,781.31
  4. Step 4: Simplify right side
    3,482.53x = 14,565,873.44
  5. Step 5: Solve for x
    x = 14,565,873.44/3,482.53
  6. Step 6: Final answer
    x = 4,182.56

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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.