Home / 3,814.78-5,263.23-2,243.38

Finding the Fourth Proportional to 3,814.78, 5,263.23 and 2,243.38

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Solution

The fourth proportional to 3,814.78, 5,263.23 and 2,243.38 is: 3,095.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.78 : 5,263.23 = 2,243.38 : x
  2. Step 2: Convert to fraction form
    3,814.78/5,263.23 = 2,243.38/x
  3. Step 3: Cross multiply
    3,814.78x = 5,263.23 × 2,243.38
  4. Step 4: Simplify right side
    3,814.78x = 11,807,424.92
  5. Step 5: Solve for x
    x = 11,807,424.92/3,814.78
  6. Step 6: Final answer
    x = 3,095.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.