Home / 11,363.36-15,680.99-6,327.79

Finding the Fourth Proportional to 11,363.36, 15,680.99 and 6,327.79

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Solution

The fourth proportional to 11,363.36, 15,680.99 and 6,327.79 is: 8,732.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,363.36 : 15,680.99 = 6,327.79 : x
  2. Step 2: Convert to fraction form
    11,363.36/15,680.99 = 6,327.79/x
  3. Step 3: Cross multiply
    11,363.36x = 15,680.99 × 6,327.79
  4. Step 4: Simplify right side
    11,363.36x = 99,225,988.33
  5. Step 5: Solve for x
    x = 99,225,988.33/11,363.36
  6. Step 6: Final answer
    x = 8,732.10

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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.