Home / 10,839.19-16,257.08-3,442.68

Finding the Fourth Proportional to 10,839.19, 16,257.08 and 3,442.68

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Solution

The fourth proportional to 10,839.19, 16,257.08 and 3,442.68 is: 5,163.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839.19 : 16,257.08 = 3,442.68 : x
  2. Step 2: Convert to fraction form
    10,839.19/16,257.08 = 3,442.68/x
  3. Step 3: Cross multiply
    10,839.19x = 16,257.08 × 3,442.68
  4. Step 4: Simplify right side
    10,839.19x = 55,967,842.89
  5. Step 5: Solve for x
    x = 55,967,842.89/10,839.19
  6. Step 6: Final answer
    x = 5,163.47

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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.