Home / 10,716.16-16,084.63-5,173.41

Finding the Fourth Proportional to 10,716.16, 16,084.63 and 5,173.41

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Solution

The fourth proportional to 10,716.16, 16,084.63 and 5,173.41 is: 7,765.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,716.16 : 16,084.63 = 5,173.41 : x
  2. Step 2: Convert to fraction form
    10,716.16/16,084.63 = 5,173.41/x
  3. Step 3: Cross multiply
    10,716.16x = 16,084.63 × 5,173.41
  4. Step 4: Simplify right side
    10,716.16x = 83,212,385.69
  5. Step 5: Solve for x
    x = 83,212,385.69/10,716.16
  6. Step 6: Final answer
    x = 7,765.13

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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.