Home / 3,632.28-5,448.75-1,292.05

Finding the Fourth Proportional to 3,632.28, 5,448.75 and 1,292.05

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Solution

The fourth proportional to 3,632.28, 5,448.75 and 1,292.05 is: 1,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.28 : 5,448.75 = 1,292.05 : x
  2. Step 2: Convert to fraction form
    3,632.28/5,448.75 = 1,292.05/x
  3. Step 3: Cross multiply
    3,632.28x = 5,448.75 × 1,292.05
  4. Step 4: Simplify right side
    3,632.28x = 7,040,057.44
  5. Step 5: Solve for x
    x = 7,040,057.44/3,632.28
  6. Step 6: Final answer
    x = 1,938.19

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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.