Home / 6,623.71-9,929.39-2,238.10

Finding the Fourth Proportional to 6,623.71, 9,929.39 and 2,238.10

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Solution

The fourth proportional to 6,623.71, 9,929.39 and 2,238.10 is: 3,355.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.71 : 9,929.39 = 2,238.10 : x
  2. Step 2: Convert to fraction form
    6,623.71/9,929.39 = 2,238.10/x
  3. Step 3: Cross multiply
    6,623.71x = 9,929.39 × 2,238.10
  4. Step 4: Simplify right side
    6,623.71x = 22,222,967.76
  5. Step 5: Solve for x
    x = 22,222,967.76/6,623.71
  6. Step 6: Final answer
    x = 3,355.06

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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.