Home / 5,371.24-8,045.70-2,600.20

Finding the Fourth Proportional to 5,371.24, 8,045.70 and 2,600.20

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Solution

The fourth proportional to 5,371.24, 8,045.70 and 2,600.20 is: 3,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.24 : 8,045.70 = 2,600.20 : x
  2. Step 2: Convert to fraction form
    5,371.24/8,045.70 = 2,600.20/x
  3. Step 3: Cross multiply
    5,371.24x = 8,045.70 × 2,600.20
  4. Step 4: Simplify right side
    5,371.24x = 20,920,429.14
  5. Step 5: Solve for x
    x = 20,920,429.14/5,371.24
  6. Step 6: Final answer
    x = 3,894.90

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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.