Home / 3,544.34-5,317.59-2,080.40

Finding the Fourth Proportional to 3,544.34, 5,317.59 and 2,080.40

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Solution

The fourth proportional to 3,544.34, 5,317.59 and 2,080.40 is: 3,121.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.34 : 5,317.59 = 2,080.40 : x
  2. Step 2: Convert to fraction form
    3,544.34/5,317.59 = 2,080.40/x
  3. Step 3: Cross multiply
    3,544.34x = 5,317.59 × 2,080.40
  4. Step 4: Simplify right side
    3,544.34x = 11,062,714.24
  5. Step 5: Solve for x
    x = 11,062,714.24/3,544.34
  6. Step 6: Final answer
    x = 3,121.23

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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.