Home / 3,621.02-5,432.31-2,061.75

Finding the Fourth Proportional to 3,621.02, 5,432.31 and 2,061.75

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Solution

The fourth proportional to 3,621.02, 5,432.31 and 2,061.75 is: 3,093.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.02 : 5,432.31 = 2,061.75 : x
  2. Step 2: Convert to fraction form
    3,621.02/5,432.31 = 2,061.75/x
  3. Step 3: Cross multiply
    3,621.02x = 5,432.31 × 2,061.75
  4. Step 4: Simplify right side
    3,621.02x = 11,200,065.14
  5. Step 5: Solve for x
    x = 11,200,065.14/3,621.02
  6. Step 6: Final answer
    x = 3,093.07

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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.