Home / 4,991.28-7,482.60-2,396.04

Finding the Fourth Proportional to 4,991.28, 7,482.60 and 2,396.04

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Solution

The fourth proportional to 4,991.28, 7,482.60 and 2,396.04 is: 3,591.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991.28 : 7,482.60 = 2,396.04 : x
  2. Step 2: Convert to fraction form
    4,991.28/7,482.60 = 2,396.04/x
  3. Step 3: Cross multiply
    4,991.28x = 7,482.60 × 2,396.04
  4. Step 4: Simplify right side
    4,991.28x = 17,928,608.90
  5. Step 5: Solve for x
    x = 17,928,608.90/4,991.28
  6. Step 6: Final answer
    x = 3,591.99

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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.