Home / 5,785.62-7,983.54-3,660.36

Finding the Fourth Proportional to 5,785.62, 7,983.54 and 3,660.36

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Solution

The fourth proportional to 5,785.62, 7,983.54 and 3,660.36 is: 5,050.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.62 : 7,983.54 = 3,660.36 : x
  2. Step 2: Convert to fraction form
    5,785.62/7,983.54 = 3,660.36/x
  3. Step 3: Cross multiply
    5,785.62x = 7,983.54 × 3,660.36
  4. Step 4: Simplify right side
    5,785.62x = 29,222,630.47
  5. Step 5: Solve for x
    x = 29,222,630.47/5,785.62
  6. Step 6: Final answer
    x = 5,050.91

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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.