Home / 6,835.80-9,433.26-4,042.20

Finding the Fourth Proportional to 6,835.80, 9,433.26 and 4,042.20

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Solution

The fourth proportional to 6,835.80, 9,433.26 and 4,042.20 is: 5,578.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,835.80 : 9,433.26 = 4,042.20 : x
  2. Step 2: Convert to fraction form
    6,835.80/9,433.26 = 4,042.20/x
  3. Step 3: Cross multiply
    6,835.80x = 9,433.26 × 4,042.20
  4. Step 4: Simplify right side
    6,835.80x = 38,131,123.57
  5. Step 5: Solve for x
    x = 38,131,123.57/6,835.80
  6. Step 6: Final answer
    x = 5,578.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.