Home / 3,857.40-5,323.44-2,264.04

Finding the Fourth Proportional to 3,857.40, 5,323.44 and 2,264.04

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Solution

The fourth proportional to 3,857.40, 5,323.44 and 2,264.04 is: 3,124.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,857.40 : 5,323.44 = 2,264.04 : x
  2. Step 2: Convert to fraction form
    3,857.40/5,323.44 = 2,264.04/x
  3. Step 3: Cross multiply
    3,857.40x = 5,323.44 × 2,264.04
  4. Step 4: Simplify right side
    3,857.40x = 12,052,481.10
  5. Step 5: Solve for x
    x = 12,052,481.10/3,857.40
  6. Step 6: Final answer
    x = 3,124.51

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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.