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Finding the Fourth Proportional to 9,243.36, 13,867.47 and 8,062.38

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Solution

The fourth proportional to 9,243.36, 13,867.47 and 8,062.38 is: 12,095.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243.36 : 13,867.47 = 8,062.38 : x
  2. Step 2: Convert to fraction form
    9,243.36/13,867.47 = 8,062.38/x
  3. Step 3: Cross multiply
    9,243.36x = 13,867.47 × 8,062.38
  4. Step 4: Simplify right side
    9,243.36x = 111,804,812.78
  5. Step 5: Solve for x
    x = 111,804,812.78/9,243.36
  6. Step 6: Final answer
    x = 12,095.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.