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Finding the Fourth Proportional to 11,083.86, 15,296.04 and 6,368.04

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Solution

The fourth proportional to 11,083.86, 15,296.04 and 6,368.04 is: 8,788.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.86 : 15,296.04 = 6,368.04 : x
  2. Step 2: Convert to fraction form
    11,083.86/15,296.04 = 6,368.04/x
  3. Step 3: Cross multiply
    11,083.86x = 15,296.04 × 6,368.04
  4. Step 4: Simplify right side
    11,083.86x = 97,405,794.56
  5. Step 5: Solve for x
    x = 97,405,794.56/11,083.86
  6. Step 6: Final answer
    x = 8,788.08

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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.