Home / 11,363.31-15,680.25-6,327.34

Finding the Fourth Proportional to 11,363.31, 15,680.25 and 6,327.34

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Solution

The fourth proportional to 11,363.31, 15,680.25 and 6,327.34 is: 8,731.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,363.31 : 15,680.25 = 6,327.34 : x
  2. Step 2: Convert to fraction form
    11,363.31/15,680.25 = 6,327.34/x
  3. Step 3: Cross multiply
    11,363.31x = 15,680.25 × 6,327.34
  4. Step 4: Simplify right side
    11,363.31x = 99,214,233.83
  5. Step 5: Solve for x
    x = 99,214,233.83/11,363.31
  6. Step 6: Final answer
    x = 8,731.10

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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.