Home / 8,825.56-13,240.32-2,982.02

Finding the Fourth Proportional to 8,825.56, 13,240.32 and 2,982.02

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Solution

The fourth proportional to 8,825.56, 13,240.32 and 2,982.02 is: 4,473.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.56 : 13,240.32 = 2,982.02 : x
  2. Step 2: Convert to fraction form
    8,825.56/13,240.32 = 2,982.02/x
  3. Step 3: Cross multiply
    8,825.56x = 13,240.32 × 2,982.02
  4. Step 4: Simplify right side
    8,825.56x = 39,482,899.05
  5. Step 5: Solve for x
    x = 39,482,899.05/8,825.56
  6. Step 6: Final answer
    x = 4,473.70

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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.