Home / 10,948.20-16,424.64-4,022.70

Finding the Fourth Proportional to 10,948.20, 16,424.64 and 4,022.70

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Solution

The fourth proportional to 10,948.20, 16,424.64 and 4,022.70 is: 6,034.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.20 : 16,424.64 = 4,022.70 : x
  2. Step 2: Convert to fraction form
    10,948.20/16,424.64 = 4,022.70/x
  3. Step 3: Cross multiply
    10,948.20x = 16,424.64 × 4,022.70
  4. Step 4: Simplify right side
    10,948.20x = 66,071,399.33
  5. Step 5: Solve for x
    x = 66,071,399.33/10,948.20
  6. Step 6: Final answer
    x = 6,034.91

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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.