Home / 3,718.26-5,569.80-2,075.68

Finding the Fourth Proportional to 3,718.26, 5,569.80 and 2,075.68

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Solution

The fourth proportional to 3,718.26, 5,569.80 and 2,075.68 is: 3,109.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.26 : 5,569.80 = 2,075.68 : x
  2. Step 2: Convert to fraction form
    3,718.26/5,569.80 = 2,075.68/x
  3. Step 3: Cross multiply
    3,718.26x = 5,569.80 × 2,075.68
  4. Step 4: Simplify right side
    3,718.26x = 11,561,121.64
  5. Step 5: Solve for x
    x = 11,561,121.64/3,718.26
  6. Step 6: Final answer
    x = 3,109.28

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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.