Home / 4,972.19-6,861.74-2,734.19

Finding the Fourth Proportional to 4,972.19, 6,861.74 and 2,734.19

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Solution

The fourth proportional to 4,972.19, 6,861.74 and 2,734.19 is: 3,773.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.19 : 6,861.74 = 2,734.19 : x
  2. Step 2: Convert to fraction form
    4,972.19/6,861.74 = 2,734.19/x
  3. Step 3: Cross multiply
    4,972.19x = 6,861.74 × 2,734.19
  4. Step 4: Simplify right side
    4,972.19x = 18,761,287.22
  5. Step 5: Solve for x
    x = 18,761,287.22/4,972.19
  6. Step 6: Final answer
    x = 3,773.24

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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.