Home / 10,867.71-16,302.93-3,846.07

Finding the Fourth Proportional to 10,867.71, 16,302.93 and 3,846.07

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Solution

The fourth proportional to 10,867.71, 16,302.93 and 3,846.07 is: 5,769.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.71 : 16,302.93 = 3,846.07 : x
  2. Step 2: Convert to fraction form
    10,867.71/16,302.93 = 3,846.07/x
  3. Step 3: Cross multiply
    10,867.71x = 16,302.93 × 3,846.07
  4. Step 4: Simplify right side
    10,867.71x = 62,702,209.99
  5. Step 5: Solve for x
    x = 62,702,209.99/10,867.71
  6. Step 6: Final answer
    x = 5,769.59

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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.