Home / 4,983.84-7,475.40-2,517.12

Finding the Fourth Proportional to 4,983.84, 7,475.40 and 2,517.12

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Solution

The fourth proportional to 4,983.84, 7,475.40 and 2,517.12 is: 3,775.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.84 : 7,475.40 = 2,517.12 : x
  2. Step 2: Convert to fraction form
    4,983.84/7,475.40 = 2,517.12/x
  3. Step 3: Cross multiply
    4,983.84x = 7,475.40 × 2,517.12
  4. Step 4: Simplify right side
    4,983.84x = 18,816,478.85
  5. Step 5: Solve for x
    x = 18,816,478.85/4,983.84
  6. Step 6: Final answer
    x = 3,775.50

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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.