Home / 2,986.24-4,471.78-2,498.08

Finding the Fourth Proportional to 2,986.24, 4,471.78 and 2,498.08

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Solution

The fourth proportional to 2,986.24, 4,471.78 and 2,498.08 is: 3,740.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986.24 : 4,471.78 = 2,498.08 : x
  2. Step 2: Convert to fraction form
    2,986.24/4,471.78 = 2,498.08/x
  3. Step 3: Cross multiply
    2,986.24x = 4,471.78 × 2,498.08
  4. Step 4: Simplify right side
    2,986.24x = 11,170,864.18
  5. Step 5: Solve for x
    x = 11,170,864.18/2,986.24
  6. Step 6: Final answer
    x = 3,740.78

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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.