Home / 4,974.61-6,865.15-2,736.66

Finding the Fourth Proportional to 4,974.61, 6,865.15 and 2,736.66

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Solution

The fourth proportional to 4,974.61, 6,865.15 and 2,736.66 is: 3,776.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.61 : 6,865.15 = 2,736.66 : x
  2. Step 2: Convert to fraction form
    4,974.61/6,865.15 = 2,736.66/x
  3. Step 3: Cross multiply
    4,974.61x = 6,865.15 × 2,736.66
  4. Step 4: Simplify right side
    4,974.61x = 18,787,581.40
  5. Step 5: Solve for x
    x = 18,787,581.40/4,974.61
  6. Step 6: Final answer
    x = 3,776.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.