Home / 6,981.41-10,470.49-2,049.72

Finding the Fourth Proportional to 6,981.41, 10,470.49 and 2,049.72

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Solution

The fourth proportional to 6,981.41, 10,470.49 and 2,049.72 is: 3,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.41 : 10,470.49 = 2,049.72 : x
  2. Step 2: Convert to fraction form
    6,981.41/10,470.49 = 2,049.72/x
  3. Step 3: Cross multiply
    6,981.41x = 10,470.49 × 2,049.72
  4. Step 4: Simplify right side
    6,981.41x = 21,461,567.64
  5. Step 5: Solve for x
    x = 21,461,567.64/6,981.41
  6. Step 6: Final answer
    x = 3,074.10

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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.