Home / 3,835.38-5,294.80-2,263.98

Finding the Fourth Proportional to 3,835.38, 5,294.80 and 2,263.98

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Solution

The fourth proportional to 3,835.38, 5,294.80 and 2,263.98 is: 3,125.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835.38 : 5,294.80 = 2,263.98 : x
  2. Step 2: Convert to fraction form
    3,835.38/5,294.80 = 2,263.98/x
  3. Step 3: Cross multiply
    3,835.38x = 5,294.80 × 2,263.98
  4. Step 4: Simplify right side
    3,835.38x = 11,987,321.30
  5. Step 5: Solve for x
    x = 11,987,321.30/3,835.38
  6. Step 6: Final answer
    x = 3,125.46

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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.