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Finding the Fourth Proportional to 8,569.81, 12,846.99 and 3,022.17

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Solution

The fourth proportional to 8,569.81, 12,846.99 and 3,022.17 is: 4,530.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569.81 : 12,846.99 = 3,022.17 : x
  2. Step 2: Convert to fraction form
    8,569.81/12,846.99 = 3,022.17/x
  3. Step 3: Cross multiply
    8,569.81x = 12,846.99 × 3,022.17
  4. Step 4: Simplify right side
    8,569.81x = 38,825,733.93
  5. Step 5: Solve for x
    x = 38,825,733.93/8,569.81
  6. Step 6: Final answer
    x = 4,530.53

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1.5x scale

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.