Home / 6,988.38-10,482.86-2,245.02

Finding the Fourth Proportional to 6,988.38, 10,482.86 and 2,245.02

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Solution

The fourth proportional to 6,988.38, 10,482.86 and 2,245.02 is: 3,367.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988.38 : 10,482.86 = 2,245.02 : x
  2. Step 2: Convert to fraction form
    6,988.38/10,482.86 = 2,245.02/x
  3. Step 3: Cross multiply
    6,988.38x = 10,482.86 × 2,245.02
  4. Step 4: Simplify right side
    6,988.38x = 23,534,230.36
  5. Step 5: Solve for x
    x = 23,534,230.36/6,988.38
  6. Step 6: Final answer
    x = 3,367.62

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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.