Home / 4,007.36-5,531.16-3,207.56

Finding the Fourth Proportional to 4,007.36, 5,531.16 and 3,207.56

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Solution

The fourth proportional to 4,007.36, 5,531.16 and 3,207.56 is: 4,427.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.36 : 5,531.16 = 3,207.56 : x
  2. Step 2: Convert to fraction form
    4,007.36/5,531.16 = 3,207.56/x
  3. Step 3: Cross multiply
    4,007.36x = 5,531.16 × 3,207.56
  4. Step 4: Simplify right side
    4,007.36x = 17,741,527.57
  5. Step 5: Solve for x
    x = 17,741,527.57/4,007.36
  6. Step 6: Final answer
    x = 4,427.24

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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.