Home / 10,758.24-16,114.68-4,919.76

Finding the Fourth Proportional to 10,758.24, 16,114.68 and 4,919.76

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Solution

The fourth proportional to 10,758.24, 16,114.68 and 4,919.76 is: 7,369.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,758.24 : 16,114.68 = 4,919.76 : x
  2. Step 2: Convert to fraction form
    10,758.24/16,114.68 = 4,919.76/x
  3. Step 3: Cross multiply
    10,758.24x = 16,114.68 × 4,919.76
  4. Step 4: Simplify right side
    10,758.24x = 79,280,293.19
  5. Step 5: Solve for x
    x = 79,280,293.19/10,758.24
  6. Step 6: Final answer
    x = 7,369.26

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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.