Home / 3,590.64-4,955.36-2,018.97

Finding the Fourth Proportional to 3,590.64, 4,955.36 and 2,018.97

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Solution

The fourth proportional to 3,590.64, 4,955.36 and 2,018.97 is: 2,786.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.64 : 4,955.36 = 2,018.97 : x
  2. Step 2: Convert to fraction form
    3,590.64/4,955.36 = 2,018.97/x
  3. Step 3: Cross multiply
    3,590.64x = 4,955.36 × 2,018.97
  4. Step 4: Simplify right side
    3,590.64x = 10,004,713.08
  5. Step 5: Solve for x
    x = 10,004,713.08/3,590.64
  6. Step 6: Final answer
    x = 2,786.33

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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.