Home / 3,715.44-5,127.46-2,223.07

Finding the Fourth Proportional to 3,715.44, 5,127.46 and 2,223.07

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Solution

The fourth proportional to 3,715.44, 5,127.46 and 2,223.07 is: 3,067.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.44 : 5,127.46 = 2,223.07 : x
  2. Step 2: Convert to fraction form
    3,715.44/5,127.46 = 2,223.07/x
  3. Step 3: Cross multiply
    3,715.44x = 5,127.46 × 2,223.07
  4. Step 4: Simplify right side
    3,715.44x = 11,398,696.63
  5. Step 5: Solve for x
    x = 11,398,696.63/3,715.44
  6. Step 6: Final answer
    x = 3,067.93

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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.