Home / 11,105.32-15,324.66-6,068.50

Finding the Fourth Proportional to 11,105.32, 15,324.66 and 6,068.50

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Solution

The fourth proportional to 11,105.32, 15,324.66 and 6,068.50 is: 8,374.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,105.32 : 15,324.66 = 6,068.50 : x
  2. Step 2: Convert to fraction form
    11,105.32/15,324.66 = 6,068.50/x
  3. Step 3: Cross multiply
    11,105.32x = 15,324.66 × 6,068.50
  4. Step 4: Simplify right side
    11,105.32x = 92,997,699.21
  5. Step 5: Solve for x
    x = 92,997,699.21/11,105.32
  6. Step 6: Final answer
    x = 8,374.16

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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.