Home / 4,982.08-7,471.40-2,210.70

Finding the Fourth Proportional to 4,982.08, 7,471.40 and 2,210.70

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Solution

The fourth proportional to 4,982.08, 7,471.40 and 2,210.70 is: 3,315.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.08 : 7,471.40 = 2,210.70 : x
  2. Step 2: Convert to fraction form
    4,982.08/7,471.40 = 2,210.70/x
  3. Step 3: Cross multiply
    4,982.08x = 7,471.40 × 2,210.70
  4. Step 4: Simplify right side
    4,982.08x = 16,517,023.98
  5. Step 5: Solve for x
    x = 16,517,023.98/4,982.08
  6. Step 6: Final answer
    x = 3,315.29

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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.