Home / 6,814.38-10,216.70-2,916.66

Finding the Fourth Proportional to 6,814.38, 10,216.70 and 2,916.66

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Solution

The fourth proportional to 6,814.38, 10,216.70 and 2,916.66 is: 4,372.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,814.38 : 10,216.70 = 2,916.66 : x
  2. Step 2: Convert to fraction form
    6,814.38/10,216.70 = 2,916.66/x
  3. Step 3: Cross multiply
    6,814.38x = 10,216.70 × 2,916.66
  4. Step 4: Simplify right side
    6,814.38x = 29,798,640.22
  5. Step 5: Solve for x
    x = 29,798,640.22/6,814.38
  6. Step 6: Final answer
    x = 4,372.91

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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.