Home / 10,241.22-15,371.46-5,314.35

Finding the Fourth Proportional to 10,241.22, 15,371.46 and 5,314.35

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Solution

The fourth proportional to 10,241.22, 15,371.46 and 5,314.35 is: 7,976.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.22 : 15,371.46 = 5,314.35 : x
  2. Step 2: Convert to fraction form
    10,241.22/15,371.46 = 5,314.35/x
  3. Step 3: Cross multiply
    10,241.22x = 15,371.46 × 5,314.35
  4. Step 4: Simplify right side
    10,241.22x = 81,689,318.45
  5. Step 5: Solve for x
    x = 81,689,318.45/10,241.22
  6. Step 6: Final answer
    x = 7,976.52

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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.