Home / 11,363.34-15,679.54-6,327.43

Finding the Fourth Proportional to 11,363.34, 15,679.54 and 6,327.43

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Solution

The fourth proportional to 11,363.34, 15,679.54 and 6,327.43 is: 8,730.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,363.34 : 15,679.54 = 6,327.43 : x
  2. Step 2: Convert to fraction form
    11,363.34/15,679.54 = 6,327.43/x
  3. Step 3: Cross multiply
    11,363.34x = 15,679.54 × 6,327.43
  4. Step 4: Simplify right side
    11,363.34x = 99,211,191.78
  5. Step 5: Solve for x
    x = 99,211,191.78/11,363.34
  6. Step 6: Final answer
    x = 8,730.81

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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.