Home / 5,309.17-7,963.62-2,537.80

Finding the Fourth Proportional to 5,309.17, 7,963.62 and 2,537.80

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Solution

The fourth proportional to 5,309.17, 7,963.62 and 2,537.80 is: 3,806.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,309.17 : 7,963.62 = 2,537.80 : x
  2. Step 2: Convert to fraction form
    5,309.17/7,963.62 = 2,537.80/x
  3. Step 3: Cross multiply
    5,309.17x = 7,963.62 × 2,537.80
  4. Step 4: Simplify right side
    5,309.17x = 20,210,074.84
  5. Step 5: Solve for x
    x = 20,210,074.84/5,309.17
  6. Step 6: Final answer
    x = 3,806.64

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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.