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Finding the Fourth Proportional to 4,892.59, 6,749.49 and 2,795.50

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Solution

The fourth proportional to 4,892.59, 6,749.49 and 2,795.50 is: 3,856.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.59 : 6,749.49 = 2,795.50 : x
  2. Step 2: Convert to fraction form
    4,892.59/6,749.49 = 2,795.50/x
  3. Step 3: Cross multiply
    4,892.59x = 6,749.49 × 2,795.50
  4. Step 4: Simplify right side
    4,892.59x = 18,868,199.30
  5. Step 5: Solve for x
    x = 18,868,199.30/4,892.59
  6. Step 6: Final answer
    x = 3,856.48

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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.