Home / 3,806.06-5,252.36-2,127.46

Finding the Fourth Proportional to 3,806.06, 5,252.36 and 2,127.46

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Solution

The fourth proportional to 3,806.06, 5,252.36 and 2,127.46 is: 2,935.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806.06 : 5,252.36 = 2,127.46 : x
  2. Step 2: Convert to fraction form
    3,806.06/5,252.36 = 2,127.46/x
  3. Step 3: Cross multiply
    3,806.06x = 5,252.36 × 2,127.46
  4. Step 4: Simplify right side
    3,806.06x = 11,174,185.81
  5. Step 5: Solve for x
    x = 11,174,185.81/3,806.06
  6. Step 6: Final answer
    x = 2,935.89

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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.