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Finding the Fourth Proportional to 3,193.96, 4,798.20 and 2,756.56

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Solution

The fourth proportional to 3,193.96, 4,798.20 and 2,756.56 is: 4,141.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.96 : 4,798.20 = 2,756.56 : x
  2. Step 2: Convert to fraction form
    3,193.96/4,798.20 = 2,756.56/x
  3. Step 3: Cross multiply
    3,193.96x = 4,798.20 × 2,756.56
  4. Step 4: Simplify right side
    3,193.96x = 13,226,526.19
  5. Step 5: Solve for x
    x = 13,226,526.19/3,193.96
  6. Step 6: Final answer
    x = 4,141.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.