Home / 11,363.09-15,679.19-6,327.18

Finding the Fourth Proportional to 11,363.09, 15,679.19 and 6,327.18

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Solution

The fourth proportional to 11,363.09, 15,679.19 and 6,327.18 is: 8,730.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,363.09 : 15,679.19 = 6,327.18 : x
  2. Step 2: Convert to fraction form
    11,363.09/15,679.19 = 6,327.18/x
  3. Step 3: Cross multiply
    11,363.09x = 15,679.19 × 6,327.18
  4. Step 4: Simplify right side
    11,363.09x = 99,205,073.20
  5. Step 5: Solve for x
    x = 99,205,073.20/11,363.09
  6. Step 6: Final answer
    x = 8,730.47

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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.