Home / 4,063.68-5,608.08-2,491.56

Finding the Fourth Proportional to 4,063.68, 5,608.08 and 2,491.56

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Solution

The fourth proportional to 4,063.68, 5,608.08 and 2,491.56 is: 3,438.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,063.68 : 5,608.08 = 2,491.56 : x
  2. Step 2: Convert to fraction form
    4,063.68/5,608.08 = 2,491.56/x
  3. Step 3: Cross multiply
    4,063.68x = 5,608.08 × 2,491.56
  4. Step 4: Simplify right side
    4,063.68x = 13,972,867.80
  5. Step 5: Solve for x
    x = 13,972,867.80/4,063.68
  6. Step 6: Final answer
    x = 3,438.48

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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.