Home / 3,590.96-4,955.45-2,019.06

Finding the Fourth Proportional to 3,590.96, 4,955.45 and 2,019.06

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Solution

The fourth proportional to 3,590.96, 4,955.45 and 2,019.06 is: 2,786.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.96 : 4,955.45 = 2,019.06 : x
  2. Step 2: Convert to fraction form
    3,590.96/4,955.45 = 2,019.06/x
  3. Step 3: Cross multiply
    3,590.96x = 4,955.45 × 2,019.06
  4. Step 4: Simplify right side
    3,590.96x = 10,005,340.78
  5. Step 5: Solve for x
    x = 10,005,340.78/3,590.96
  6. Step 6: Final answer
    x = 2,786.26

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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.