Home / 8,918.24-13,378.19-2,344.46

Finding the Fourth Proportional to 8,918.24, 13,378.19 and 2,344.46

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Solution

The fourth proportional to 8,918.24, 13,378.19 and 2,344.46 is: 3,516.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,918.24 : 13,378.19 = 2,344.46 : x
  2. Step 2: Convert to fraction form
    8,918.24/13,378.19 = 2,344.46/x
  3. Step 3: Cross multiply
    8,918.24x = 13,378.19 × 2,344.46
  4. Step 4: Simplify right side
    8,918.24x = 31,364,552.71
  5. Step 5: Solve for x
    x = 31,364,552.71/8,918.24
  6. Step 6: Final answer
    x = 3,516.90

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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.