Home / 8,948.66-13,423.13-3,105.46

Finding the Fourth Proportional to 8,948.66, 13,423.13 and 3,105.46

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Solution

The fourth proportional to 8,948.66, 13,423.13 and 3,105.46 is: 4,658.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,948.66 : 13,423.13 = 3,105.46 : x
  2. Step 2: Convert to fraction form
    8,948.66/13,423.13 = 3,105.46/x
  3. Step 3: Cross multiply
    8,948.66x = 13,423.13 × 3,105.46
  4. Step 4: Simplify right side
    8,948.66x = 41,684,993.29
  5. Step 5: Solve for x
    x = 41,684,993.29/8,948.66
  6. Step 6: Final answer
    x = 4,658.24

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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.