Home / 9,259.38-13,891.50-2,686.14

Finding the Fourth Proportional to 9,259.38, 13,891.50 and 2,686.14

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Solution

The fourth proportional to 9,259.38, 13,891.50 and 2,686.14 is: 4,029.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259.38 : 13,891.50 = 2,686.14 : x
  2. Step 2: Convert to fraction form
    9,259.38/13,891.50 = 2,686.14/x
  3. Step 3: Cross multiply
    9,259.38x = 13,891.50 × 2,686.14
  4. Step 4: Simplify right side
    9,259.38x = 37,314,513.81
  5. Step 5: Solve for x
    x = 37,314,513.81/9,259.38
  6. Step 6: Final answer
    x = 4,029.91

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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.