Home / 6,816.33-10,225.65-2,135.43

Finding the Fourth Proportional to 6,816.33, 10,225.65 and 2,135.43

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Solution

The fourth proportional to 6,816.33, 10,225.65 and 2,135.43 is: 3,203.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.33 : 10,225.65 = 2,135.43 : x
  2. Step 2: Convert to fraction form
    6,816.33/10,225.65 = 2,135.43/x
  3. Step 3: Cross multiply
    6,816.33x = 10,225.65 × 2,135.43
  4. Step 4: Simplify right side
    6,816.33x = 21,836,159.78
  5. Step 5: Solve for x
    x = 21,836,159.78/6,816.33
  6. Step 6: Final answer
    x = 3,203.51

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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.