Home / 5,207.16-7,811.19-2,395.95

Finding the Fourth Proportional to 5,207.16, 7,811.19 and 2,395.95

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Solution

The fourth proportional to 5,207.16, 7,811.19 and 2,395.95 is: 3,594.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.16 : 7,811.19 = 2,395.95 : x
  2. Step 2: Convert to fraction form
    5,207.16/7,811.19 = 2,395.95/x
  3. Step 3: Cross multiply
    5,207.16x = 7,811.19 × 2,395.95
  4. Step 4: Simplify right side
    5,207.16x = 18,715,220.68
  5. Step 5: Solve for x
    x = 18,715,220.68/5,207.16
  6. Step 6: Final answer
    x = 3,594.13

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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.