Home / 6,825.90-10,217.64-3,698.13

Finding the Fourth Proportional to 6,825.90, 10,217.64 and 3,698.13

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Solution

The fourth proportional to 6,825.90, 10,217.64 and 3,698.13 is: 5,535.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,825.90 : 10,217.64 = 3,698.13 : x
  2. Step 2: Convert to fraction form
    6,825.90/10,217.64 = 3,698.13/x
  3. Step 3: Cross multiply
    6,825.90x = 10,217.64 × 3,698.13
  4. Step 4: Simplify right side
    6,825.90x = 37,786,161.01
  5. Step 5: Solve for x
    x = 37,786,161.01/6,825.90
  6. Step 6: Final answer
    x = 5,535.70

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1.5x scale

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.