Home / 11,363.70-15,681.66-6,327.96

Finding the Fourth Proportional to 11,363.70, 15,681.66 and 6,327.96

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Solution

The fourth proportional to 11,363.70, 15,681.66 and 6,327.96 is: 8,732.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,363.70 : 15,681.66 = 6,327.96 : x
  2. Step 2: Convert to fraction form
    11,363.70/15,681.66 = 6,327.96/x
  3. Step 3: Cross multiply
    11,363.70x = 15,681.66 × 6,327.96
  4. Step 4: Simplify right side
    11,363.70x = 99,232,917.21
  5. Step 5: Solve for x
    x = 99,232,917.21/11,363.70
  6. Step 6: Final answer
    x = 8,732.45

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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.