Home / 8,919.49-13,324.99-5,773.87

Finding the Fourth Proportional to 8,919.49, 13,324.99 and 5,773.87

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Solution

The fourth proportional to 8,919.49, 13,324.99 and 5,773.87 is: 8,625.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,919.49 : 13,324.99 = 5,773.87 : x
  2. Step 2: Convert to fraction form
    8,919.49/13,324.99 = 5,773.87/x
  3. Step 3: Cross multiply
    8,919.49x = 13,324.99 × 5,773.87
  4. Step 4: Simplify right side
    8,919.49x = 76,936,760.01
  5. Step 5: Solve for x
    x = 76,936,760.01/8,919.49
  6. Step 6: Final answer
    x = 8,625.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.