Home / 3,565.44-4,920.48-1,993.50

Finding the Fourth Proportional to 3,565.44, 4,920.48 and 1,993.50

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Solution

The fourth proportional to 3,565.44, 4,920.48 and 1,993.50 is: 2,751.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.44 : 4,920.48 = 1,993.50 : x
  2. Step 2: Convert to fraction form
    3,565.44/4,920.48 = 1,993.50/x
  3. Step 3: Cross multiply
    3,565.44x = 4,920.48 × 1,993.50
  4. Step 4: Simplify right side
    3,565.44x = 9,808,976.88
  5. Step 5: Solve for x
    x = 9,808,976.88/3,565.44
  6. Step 6: Final answer
    x = 2,751.13

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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.