Home / 9,262.78-13,896.32-2,689.08

Finding the Fourth Proportional to 9,262.78, 13,896.32 and 2,689.08

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Solution

The fourth proportional to 9,262.78, 13,896.32 and 2,689.08 is: 4,034.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,262.78 : 13,896.32 = 2,689.08 : x
  2. Step 2: Convert to fraction form
    9,262.78/13,896.32 = 2,689.08/x
  3. Step 3: Cross multiply
    9,262.78x = 13,896.32 × 2,689.08
  4. Step 4: Simplify right side
    9,262.78x = 37,368,316.19
  5. Step 5: Solve for x
    x = 37,368,316.19/9,262.78
  6. Step 6: Final answer
    x = 4,034.24

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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.