Home / 3,560.26-5,340.40-2,097.40

Finding the Fourth Proportional to 3,560.26, 5,340.40 and 2,097.40

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Solution

The fourth proportional to 3,560.26, 5,340.40 and 2,097.40 is: 3,146.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.26 : 5,340.40 = 2,097.40 : x
  2. Step 2: Convert to fraction form
    3,560.26/5,340.40 = 2,097.40/x
  3. Step 3: Cross multiply
    3,560.26x = 5,340.40 × 2,097.40
  4. Step 4: Simplify right side
    3,560.26x = 11,200,954.96
  5. Step 5: Solve for x
    x = 11,200,954.96/3,560.26
  6. Step 6: Final answer
    x = 3,146.11

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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.