Home / 9,767.44-14,646.24-3,919.20

Finding the Fourth Proportional to 9,767.44, 14,646.24 and 3,919.20

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Solution

The fourth proportional to 9,767.44, 14,646.24 and 3,919.20 is: 5,876.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,767.44 : 14,646.24 = 3,919.20 : x
  2. Step 2: Convert to fraction form
    9,767.44/14,646.24 = 3,919.20/x
  3. Step 3: Cross multiply
    9,767.44x = 14,646.24 × 3,919.20
  4. Step 4: Simplify right side
    9,767.44x = 57,401,543.81
  5. Step 5: Solve for x
    x = 57,401,543.81/9,767.44
  6. Step 6: Final answer
    x = 5,876.83

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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.