Home / 7,084.80-10,621.44-2,471.04

Finding the Fourth Proportional to 7,084.80, 10,621.44 and 2,471.04

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Solution

The fourth proportional to 7,084.80, 10,621.44 and 2,471.04 is: 3,704.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,084.80 : 10,621.44 = 2,471.04 : x
  2. Step 2: Convert to fraction form
    7,084.80/10,621.44 = 2,471.04/x
  3. Step 3: Cross multiply
    7,084.80x = 10,621.44 × 2,471.04
  4. Step 4: Simplify right side
    7,084.80x = 26,246,003.10
  5. Step 5: Solve for x
    x = 26,246,003.10/7,084.80
  6. Step 6: Final answer
    x = 3,704.55

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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.