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Finding the Fourth Proportional to 3,597.68, 5,394.67 and 1,648.22

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Solution

The fourth proportional to 3,597.68, 5,394.67 and 1,648.22 is: 2,471.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,597.68 : 5,394.67 = 1,648.22 : x
  2. Step 2: Convert to fraction form
    3,597.68/5,394.67 = 1,648.22/x
  3. Step 3: Cross multiply
    3,597.68x = 5,394.67 × 1,648.22
  4. Step 4: Simplify right side
    3,597.68x = 8,891,571.89
  5. Step 5: Solve for x
    x = 8,891,571.89/3,597.68
  6. Step 6: Final answer
    x = 2,471.47

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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.