Home / 3,590.88-4,955.66-2,018.97

Finding the Fourth Proportional to 3,590.88, 4,955.66 and 2,018.97

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Solution

The fourth proportional to 3,590.88, 4,955.66 and 2,018.97 is: 2,786.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.88 : 4,955.66 = 2,018.97 : x
  2. Step 2: Convert to fraction form
    3,590.88/4,955.66 = 2,018.97/x
  3. Step 3: Cross multiply
    3,590.88x = 4,955.66 × 2,018.97
  4. Step 4: Simplify right side
    3,590.88x = 10,005,328.87
  5. Step 5: Solve for x
    x = 10,005,328.87/3,590.88
  6. Step 6: Final answer
    x = 2,786.32

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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.