Home / 8,923.65-13,387.59-3,080.10

Finding the Fourth Proportional to 8,923.65, 13,387.59 and 3,080.10

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Solution

The fourth proportional to 8,923.65, 13,387.59 and 3,080.10 is: 4,620.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.65 : 13,387.59 = 3,080.10 : x
  2. Step 2: Convert to fraction form
    8,923.65/13,387.59 = 3,080.10/x
  3. Step 3: Cross multiply
    8,923.65x = 13,387.59 × 3,080.10
  4. Step 4: Simplify right side
    8,923.65x = 41,235,115.96
  5. Step 5: Solve for x
    x = 41,235,115.96/8,923.65
  6. Step 6: Final answer
    x = 4,620.88

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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.