Home / 10,867.70-16,301.67-3,472.10

Finding the Fourth Proportional to 10,867.70, 16,301.67 and 3,472.10

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Solution

The fourth proportional to 10,867.70, 16,301.67 and 3,472.10 is: 5,208.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.70 : 16,301.67 = 3,472.10 : x
  2. Step 2: Convert to fraction form
    10,867.70/16,301.67 = 3,472.10/x
  3. Step 3: Cross multiply
    10,867.70x = 16,301.67 × 3,472.10
  4. Step 4: Simplify right side
    10,867.70x = 56,601,028.41
  5. Step 5: Solve for x
    x = 56,601,028.41/10,867.70
  6. Step 6: Final answer
    x = 5,208.19

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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.