Home / 10,716.44-16,063.65-4,480.10

Finding the Fourth Proportional to 10,716.44, 16,063.65 and 4,480.10

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Solution

The fourth proportional to 10,716.44, 16,063.65 and 4,480.10 is: 6,715.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,716.44 : 16,063.65 = 4,480.10 : x
  2. Step 2: Convert to fraction form
    10,716.44/16,063.65 = 4,480.10/x
  3. Step 3: Cross multiply
    10,716.44x = 16,063.65 × 4,480.10
  4. Step 4: Simplify right side
    10,716.44x = 71,966,758.37
  5. Step 5: Solve for x
    x = 71,966,758.37/10,716.44
  6. Step 6: Final answer
    x = 6,715.55

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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.