Home / 8,917.71-13,376.91-2,344.56

Finding the Fourth Proportional to 8,917.71, 13,376.91 and 2,344.56

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Solution

The fourth proportional to 8,917.71, 13,376.91 and 2,344.56 is: 3,516.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917.71 : 13,376.91 = 2,344.56 : x
  2. Step 2: Convert to fraction form
    8,917.71/13,376.91 = 2,344.56/x
  3. Step 3: Cross multiply
    8,917.71x = 13,376.91 × 2,344.56
  4. Step 4: Simplify right side
    8,917.71x = 31,362,968.11
  5. Step 5: Solve for x
    x = 31,362,968.11/8,917.71
  6. Step 6: Final answer
    x = 3,516.93

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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.