Home / 3,253.92-4,881.69-945.42

Finding the Fourth Proportional to 3,253.92, 4,881.69 and 945.42

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Solution

The fourth proportional to 3,253.92, 4,881.69 and 945.42 is: 1,418.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.92 : 4,881.69 = 945.42 : x
  2. Step 2: Convert to fraction form
    3,253.92/4,881.69 = 945.42/x
  3. Step 3: Cross multiply
    3,253.92x = 4,881.69 × 945.42
  4. Step 4: Simplify right side
    3,253.92x = 4,615,247.36
  5. Step 5: Solve for x
    x = 4,615,247.36/3,253.92
  6. Step 6: Final answer
    x = 1,418.37

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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.