Home / 5,248.08-7,241.94-2,889.90

Finding the Fourth Proportional to 5,248.08, 7,241.94 and 2,889.90

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Solution

The fourth proportional to 5,248.08, 7,241.94 and 2,889.90 is: 3,987.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.08 : 7,241.94 = 2,889.90 : x
  2. Step 2: Convert to fraction form
    5,248.08/7,241.94 = 2,889.90/x
  3. Step 3: Cross multiply
    5,248.08x = 7,241.94 × 2,889.90
  4. Step 4: Simplify right side
    5,248.08x = 20,928,482.41
  5. Step 5: Solve for x
    x = 20,928,482.41/5,248.08
  6. Step 6: Final answer
    x = 3,987.84

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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.