Home / 4,132.51-5,701.22-2,640.04

Finding the Fourth Proportional to 4,132.51, 5,701.22 and 2,640.04

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Solution

The fourth proportional to 4,132.51, 5,701.22 and 2,640.04 is: 3,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.51 : 5,701.22 = 2,640.04 : x
  2. Step 2: Convert to fraction form
    4,132.51/5,701.22 = 2,640.04/x
  3. Step 3: Cross multiply
    4,132.51x = 5,701.22 × 2,640.04
  4. Step 4: Simplify right side
    4,132.51x = 15,051,435.65
  5. Step 5: Solve for x
    x = 15,051,435.65/4,132.51
  6. Step 6: Final answer
    x = 3,642.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.