Home / 8,943.90-13,414.56-3,019.71

Finding the Fourth Proportional to 8,943.90, 13,414.56 and 3,019.71

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Solution

The fourth proportional to 8,943.90, 13,414.56 and 3,019.71 is: 4,529.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.90 : 13,414.56 = 3,019.71 : x
  2. Step 2: Convert to fraction form
    8,943.90/13,414.56 = 3,019.71/x
  3. Step 3: Cross multiply
    8,943.90x = 13,414.56 × 3,019.71
  4. Step 4: Simplify right side
    8,943.90x = 40,508,114.51
  5. Step 5: Solve for x
    x = 40,508,114.51/8,943.90
  6. Step 6: Final answer
    x = 4,529.13

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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.