Home / 5,021.19-7,525.61-3,639.26

Finding the Fourth Proportional to 5,021.19, 7,525.61 and 3,639.26

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Solution

The fourth proportional to 5,021.19, 7,525.61 and 3,639.26 is: 5,454.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.19 : 7,525.61 = 3,639.26 : x
  2. Step 2: Convert to fraction form
    5,021.19/7,525.61 = 3,639.26/x
  3. Step 3: Cross multiply
    5,021.19x = 7,525.61 × 3,639.26
  4. Step 4: Simplify right side
    5,021.19x = 27,387,665.71
  5. Step 5: Solve for x
    x = 27,387,665.71/5,021.19
  6. Step 6: Final answer
    x = 5,454.42

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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.