Home / 2,843.48-3,925.32-2,004.86

Finding the Fourth Proportional to 2,843.48, 3,925.32 and 2,004.86

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Solution

The fourth proportional to 2,843.48, 3,925.32 and 2,004.86 is: 2,767.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.48 : 3,925.32 = 2,004.86 : x
  2. Step 2: Convert to fraction form
    2,843.48/3,925.32 = 2,004.86/x
  3. Step 3: Cross multiply
    2,843.48x = 3,925.32 × 2,004.86
  4. Step 4: Simplify right side
    2,843.48x = 7,869,717.06
  5. Step 5: Solve for x
    x = 7,869,717.06/2,843.48
  6. Step 6: Final answer
    x = 2,767.64

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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.