Home / 5,021.75-7,535.26-3,646.45

Finding the Fourth Proportional to 5,021.75, 7,535.26 and 3,646.45

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Solution

The fourth proportional to 5,021.75, 7,535.26 and 3,646.45 is: 5,471.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.75 : 7,535.26 = 3,646.45 : x
  2. Step 2: Convert to fraction form
    5,021.75/7,535.26 = 3,646.45/x
  3. Step 3: Cross multiply
    5,021.75x = 7,535.26 × 3,646.45
  4. Step 4: Simplify right side
    5,021.75x = 27,476,892.92
  5. Step 5: Solve for x
    x = 27,476,892.92/5,021.75
  6. Step 6: Final answer
    x = 5,471.58

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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.