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Finding the Fourth Proportional to 2,249.51, 3,099.24 and 1,659.02

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Solution

The fourth proportional to 2,249.51, 3,099.24 and 1,659.02 is: 2,285.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.51 : 3,099.24 = 1,659.02 : x
  2. Step 2: Convert to fraction form
    2,249.51/3,099.24 = 1,659.02/x
  3. Step 3: Cross multiply
    2,249.51x = 3,099.24 × 1,659.02
  4. Step 4: Simplify right side
    2,249.51x = 5,141,685.65
  5. Step 5: Solve for x
    x = 5,141,685.65/2,249.51
  6. Step 6: Final answer
    x = 2,285.70

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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.