Home / 4,982.49-7,478.36-2,519.04

Finding the Fourth Proportional to 4,982.49, 7,478.36 and 2,519.04

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Solution

The fourth proportional to 4,982.49, 7,478.36 and 2,519.04 is: 3,780.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.49 : 7,478.36 = 2,519.04 : x
  2. Step 2: Convert to fraction form
    4,982.49/7,478.36 = 2,519.04/x
  3. Step 3: Cross multiply
    4,982.49x = 7,478.36 × 2,519.04
  4. Step 4: Simplify right side
    4,982.49x = 18,838,312.87
  5. Step 5: Solve for x
    x = 18,838,312.87/4,982.49
  6. Step 6: Final answer
    x = 3,780.90

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1.5x scale

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.