Home / 10,836.47-16,253.24-2,939.50

Finding the Fourth Proportional to 10,836.47, 16,253.24 and 2,939.50

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Solution

The fourth proportional to 10,836.47, 16,253.24 and 2,939.50 is: 4,408.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,836.47 : 16,253.24 = 2,939.50 : x
  2. Step 2: Convert to fraction form
    10,836.47/16,253.24 = 2,939.50/x
  3. Step 3: Cross multiply
    10,836.47x = 16,253.24 × 2,939.50
  4. Step 4: Simplify right side
    10,836.47x = 47,776,313.17
  5. Step 5: Solve for x
    x = 47,776,313.17/10,836.47
  6. Step 6: Final answer
    x = 4,408.84

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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.