Home / 5,916.81-8,872.48-2,216.39

Finding the Fourth Proportional to 5,916.81, 8,872.48 and 2,216.39

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Solution

The fourth proportional to 5,916.81, 8,872.48 and 2,216.39 is: 3,323.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,916.81 : 8,872.48 = 2,216.39 : x
  2. Step 2: Convert to fraction form
    5,916.81/8,872.48 = 2,216.39/x
  3. Step 3: Cross multiply
    5,916.81x = 8,872.48 × 2,216.39
  4. Step 4: Simplify right side
    5,916.81x = 19,664,864.87
  5. Step 5: Solve for x
    x = 19,664,864.87/5,916.81
  6. Step 6: Final answer
    x = 3,323.56

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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.