Home / 3,806.48-5,252.52-2,150.16

Finding the Fourth Proportional to 3,806.48, 5,252.52 and 2,150.16

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Solution

The fourth proportional to 3,806.48, 5,252.52 and 2,150.16 is: 2,966.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806.48 : 5,252.52 = 2,150.16 : x
  2. Step 2: Convert to fraction form
    3,806.48/5,252.52 = 2,150.16/x
  3. Step 3: Cross multiply
    3,806.48x = 5,252.52 × 2,150.16
  4. Step 4: Simplify right side
    3,806.48x = 11,293,758.40
  5. Step 5: Solve for x
    x = 11,293,758.40/3,806.48
  6. Step 6: Final answer
    x = 2,966.98

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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.