Home / 5,152.74-7,110.81-2,794.86

Finding the Fourth Proportional to 5,152.74, 7,110.81 and 2,794.86

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Solution

The fourth proportional to 5,152.74, 7,110.81 and 2,794.86 is: 3,856.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.74 : 7,110.81 = 2,794.86 : x
  2. Step 2: Convert to fraction form
    5,152.74/7,110.81 = 2,794.86/x
  3. Step 3: Cross multiply
    5,152.74x = 7,110.81 × 2,794.86
  4. Step 4: Simplify right side
    5,152.74x = 19,873,718.44
  5. Step 5: Solve for x
    x = 19,873,718.44/5,152.74
  6. Step 6: Final answer
    x = 3,856.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.