Home / 5,215.93-7,824.33-2,095.53

Finding the Fourth Proportional to 5,215.93, 7,824.33 and 2,095.53

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Solution

The fourth proportional to 5,215.93, 7,824.33 and 2,095.53 is: 3,143.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215.93 : 7,824.33 = 2,095.53 : x
  2. Step 2: Convert to fraction form
    5,215.93/7,824.33 = 2,095.53/x
  3. Step 3: Cross multiply
    5,215.93x = 7,824.33 × 2,095.53
  4. Step 4: Simplify right side
    5,215.93x = 16,396,132.92
  5. Step 5: Solve for x
    x = 16,396,132.92/5,215.93
  6. Step 6: Final answer
    x = 3,143.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.