Home / 10,759.68-16,133.28-4,910.64

Finding the Fourth Proportional to 10,759.68, 16,133.28 and 4,910.64

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Solution

The fourth proportional to 10,759.68, 16,133.28 and 4,910.64 is: 7,363.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,759.68 : 16,133.28 = 4,910.64 : x
  2. Step 2: Convert to fraction form
    10,759.68/16,133.28 = 4,910.64/x
  3. Step 3: Cross multiply
    10,759.68x = 16,133.28 × 4,910.64
  4. Step 4: Simplify right side
    10,759.68x = 79,224,730.10
  5. Step 5: Solve for x
    x = 79,224,730.10/10,759.68
  6. Step 6: Final answer
    x = 7,363.11

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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.