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Finding the Fourth Proportional to 4,892.76, 6,752.16 and 2,797.56

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Solution

The fourth proportional to 4,892.76, 6,752.16 and 2,797.56 is: 3,860.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.76 : 6,752.16 = 2,797.56 : x
  2. Step 2: Convert to fraction form
    4,892.76/6,752.16 = 2,797.56/x
  3. Step 3: Cross multiply
    4,892.76x = 6,752.16 × 2,797.56
  4. Step 4: Simplify right side
    4,892.76x = 18,889,572.73
  5. Step 5: Solve for x
    x = 18,889,572.73/4,892.76
  6. Step 6: Final answer
    x = 3,860.72

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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.