Home / 3,883.28-5,357.19-2,623.93

Finding the Fourth Proportional to 3,883.28, 5,357.19 and 2,623.93

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Solution

The fourth proportional to 3,883.28, 5,357.19 and 2,623.93 is: 3,619.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.28 : 5,357.19 = 2,623.93 : x
  2. Step 2: Convert to fraction form
    3,883.28/5,357.19 = 2,623.93/x
  3. Step 3: Cross multiply
    3,883.28x = 5,357.19 × 2,623.93
  4. Step 4: Simplify right side
    3,883.28x = 14,056,873.24
  5. Step 5: Solve for x
    x = 14,056,873.24/3,883.28
  6. Step 6: Final answer
    x = 3,619.85

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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.