Home / 3,565.08-4,919.33-1,993.28

Finding the Fourth Proportional to 3,565.08, 4,919.33 and 1,993.28

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Solution

The fourth proportional to 3,565.08, 4,919.33 and 1,993.28 is: 2,750.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.08 : 4,919.33 = 1,993.28 : x
  2. Step 2: Convert to fraction form
    3,565.08/4,919.33 = 1,993.28/x
  3. Step 3: Cross multiply
    3,565.08x = 4,919.33 × 1,993.28
  4. Step 4: Simplify right side
    3,565.08x = 9,805,567.54
  5. Step 5: Solve for x
    x = 9,805,567.54/3,565.08
  6. Step 6: Final answer
    x = 2,750.45

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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.