Home / 4,972.48-6,861.76-2,734.64

Finding the Fourth Proportional to 4,972.48, 6,861.76 and 2,734.64

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Solution

The fourth proportional to 4,972.48, 6,861.76 and 2,734.64 is: 3,773.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.48 : 6,861.76 = 2,734.64 : x
  2. Step 2: Convert to fraction form
    4,972.48/6,861.76 = 2,734.64/x
  3. Step 3: Cross multiply
    4,972.48x = 6,861.76 × 2,734.64
  4. Step 4: Simplify right side
    4,972.48x = 18,764,443.37
  5. Step 5: Solve for x
    x = 18,764,443.37/4,972.48
  6. Step 6: Final answer
    x = 3,773.66

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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.