Home / 3,722.31-5,574.90-2,075.21

Finding the Fourth Proportional to 3,722.31, 5,574.90 and 2,075.21

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Solution

The fourth proportional to 3,722.31, 5,574.90 and 2,075.21 is: 3,108.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.31 : 5,574.90 = 2,075.21 : x
  2. Step 2: Convert to fraction form
    3,722.31/5,574.90 = 2,075.21/x
  3. Step 3: Cross multiply
    3,722.31x = 5,574.90 × 2,075.21
  4. Step 4: Simplify right side
    3,722.31x = 11,569,060.35
  5. Step 5: Solve for x
    x = 11,569,060.35/3,722.31
  6. Step 6: Final answer
    x = 3,108.03

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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.