Home / 2,097.01-3,147.14-1,479.39

Finding the Fourth Proportional to 2,097.01, 3,147.14 and 1,479.39

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Solution

The fourth proportional to 2,097.01, 3,147.14 and 1,479.39 is: 2,220.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097.01 : 3,147.14 = 1,479.39 : x
  2. Step 2: Convert to fraction form
    2,097.01/3,147.14 = 1,479.39/x
  3. Step 3: Cross multiply
    2,097.01x = 3,147.14 × 1,479.39
  4. Step 4: Simplify right side
    2,097.01x = 4,655,847.44
  5. Step 5: Solve for x
    x = 4,655,847.44/2,097.01
  6. Step 6: Final answer
    x = 2,220.23

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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.