Home / 7,531.40-11,292.22-3,371.24

Finding the Fourth Proportional to 7,531.40, 11,292.22 and 3,371.24

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Solution

The fourth proportional to 7,531.40, 11,292.22 and 3,371.24 is: 5,054.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.40 : 11,292.22 = 3,371.24 : x
  2. Step 2: Convert to fraction form
    7,531.40/11,292.22 = 3,371.24/x
  3. Step 3: Cross multiply
    7,531.40x = 11,292.22 × 3,371.24
  4. Step 4: Simplify right side
    7,531.40x = 38,068,783.75
  5. Step 5: Solve for x
    x = 38,068,783.75/7,531.40
  6. Step 6: Final answer
    x = 5,054.68

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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.