Home / 3,576.26-5,364.40-2,113.40

Finding the Fourth Proportional to 3,576.26, 5,364.40 and 2,113.40

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Solution

The fourth proportional to 3,576.26, 5,364.40 and 2,113.40 is: 3,170.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.26 : 5,364.40 = 2,113.40 : x
  2. Step 2: Convert to fraction form
    3,576.26/5,364.40 = 2,113.40/x
  3. Step 3: Cross multiply
    3,576.26x = 5,364.40 × 2,113.40
  4. Step 4: Simplify right side
    3,576.26x = 11,337,122.96
  5. Step 5: Solve for x
    x = 11,337,122.96/3,576.26
  6. Step 6: Final answer
    x = 3,170.11

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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.