Home / 3,626.78-5,005.06-2,054.87

Finding the Fourth Proportional to 3,626.78, 5,005.06 and 2,054.87

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Solution

The fourth proportional to 3,626.78, 5,005.06 and 2,054.87 is: 2,835.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.78 : 5,005.06 = 2,054.87 : x
  2. Step 2: Convert to fraction form
    3,626.78/5,005.06 = 2,054.87/x
  3. Step 3: Cross multiply
    3,626.78x = 5,005.06 × 2,054.87
  4. Step 4: Simplify right side
    3,626.78x = 10,284,717.48
  5. Step 5: Solve for x
    x = 10,284,717.48/3,626.78
  6. Step 6: Final answer
    x = 2,835.77

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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.