Home / 5,172.43-7,752.48-3,603.94

Finding the Fourth Proportional to 5,172.43, 7,752.48 and 3,603.94

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Solution

The fourth proportional to 5,172.43, 7,752.48 and 3,603.94 is: 5,401.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,172.43 : 7,752.48 = 3,603.94 : x
  2. Step 2: Convert to fraction form
    5,172.43/7,752.48 = 3,603.94/x
  3. Step 3: Cross multiply
    5,172.43x = 7,752.48 × 3,603.94
  4. Step 4: Simplify right side
    5,172.43x = 27,939,472.77
  5. Step 5: Solve for x
    x = 27,939,472.77/5,172.43
  6. Step 6: Final answer
    x = 5,401.61

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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.