Home / 4,916.86-7,363.74-2,571.30

Finding the Fourth Proportional to 4,916.86, 7,363.74 and 2,571.30

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Solution

The fourth proportional to 4,916.86, 7,363.74 and 2,571.30 is: 3,850.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.86 : 7,363.74 = 2,571.30 : x
  2. Step 2: Convert to fraction form
    4,916.86/7,363.74 = 2,571.30/x
  3. Step 3: Cross multiply
    4,916.86x = 7,363.74 × 2,571.30
  4. Step 4: Simplify right side
    4,916.86x = 18,934,384.66
  5. Step 5: Solve for x
    x = 18,934,384.66/4,916.86
  6. Step 6: Final answer
    x = 3,850.91

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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.