Home / 9,143.23-13,717.43-2,569.48

Finding the Fourth Proportional to 9,143.23, 13,717.43 and 2,569.48

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Solution

The fourth proportional to 9,143.23, 13,717.43 and 2,569.48 is: 3,854.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,143.23 : 13,717.43 = 2,569.48 : x
  2. Step 2: Convert to fraction form
    9,143.23/13,717.43 = 2,569.48/x
  3. Step 3: Cross multiply
    9,143.23x = 13,717.43 × 2,569.48
  4. Step 4: Simplify right side
    9,143.23x = 35,246,662.04
  5. Step 5: Solve for x
    x = 35,246,662.04/9,143.23
  6. Step 6: Final answer
    x = 3,854.95

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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.