Home / 4,972.87-6,862.73-2,734.83

Finding the Fourth Proportional to 4,972.87, 6,862.73 and 2,734.83

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Solution

The fourth proportional to 4,972.87, 6,862.73 and 2,734.83 is: 3,774.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.87 : 6,862.73 = 2,734.83 : x
  2. Step 2: Convert to fraction form
    4,972.87/6,862.73 = 2,734.83/x
  3. Step 3: Cross multiply
    4,972.87x = 6,862.73 × 2,734.83
  4. Step 4: Simplify right side
    4,972.87x = 18,768,399.89
  5. Step 5: Solve for x
    x = 18,768,399.89/4,972.87
  6. Step 6: Final answer
    x = 3,774.16

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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.