Home / 11,324.88-15,626.66-6,289.14

Finding the Fourth Proportional to 11,324.88, 15,626.66 and 6,289.14

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Solution

The fourth proportional to 11,324.88, 15,626.66 and 6,289.14 is: 8,678.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324.88 : 15,626.66 = 6,289.14 : x
  2. Step 2: Convert to fraction form
    11,324.88/15,626.66 = 6,289.14/x
  3. Step 3: Cross multiply
    11,324.88x = 15,626.66 × 6,289.14
  4. Step 4: Simplify right side
    11,324.88x = 98,278,252.47
  5. Step 5: Solve for x
    x = 98,278,252.47/11,324.88
  6. Step 6: Final answer
    x = 8,678.08

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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.