Home / 4,972.69-6,862.34-2,734.71

Finding the Fourth Proportional to 4,972.69, 6,862.34 and 2,734.71

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Solution

The fourth proportional to 4,972.69, 6,862.34 and 2,734.71 is: 3,773.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.69 : 6,862.34 = 2,734.71 : x
  2. Step 2: Convert to fraction form
    4,972.69/6,862.34 = 2,734.71/x
  3. Step 3: Cross multiply
    4,972.69x = 6,862.34 × 2,734.71
  4. Step 4: Simplify right side
    4,972.69x = 18,766,506.40
  5. Step 5: Solve for x
    x = 18,766,506.40/4,972.69
  6. Step 6: Final answer
    x = 3,773.91

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1.5x scale

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.