Home / 10,622.31-15,932.43-3,226.83

Finding the Fourth Proportional to 10,622.31, 15,932.43 and 3,226.83

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Solution

The fourth proportional to 10,622.31, 15,932.43 and 3,226.83 is: 4,839.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,622.31 : 15,932.43 = 3,226.83 : x
  2. Step 2: Convert to fraction form
    10,622.31/15,932.43 = 3,226.83/x
  3. Step 3: Cross multiply
    10,622.31x = 15,932.43 × 3,226.83
  4. Step 4: Simplify right side
    10,622.31x = 51,411,243.10
  5. Step 5: Solve for x
    x = 51,411,243.10/10,622.31
  6. Step 6: Final answer
    x = 4,839.93

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1.5x scale

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.