Home / 6,261.62-9,378.58-4,282.56

Finding the Fourth Proportional to 6,261.62, 9,378.58 and 4,282.56

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Solution

The fourth proportional to 6,261.62, 9,378.58 and 4,282.56 is: 6,414.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,261.62 : 9,378.58 = 4,282.56 : x
  2. Step 2: Convert to fraction form
    6,261.62/9,378.58 = 4,282.56/x
  3. Step 3: Cross multiply
    6,261.62x = 9,378.58 × 4,282.56
  4. Step 4: Simplify right side
    6,261.62x = 40,164,263.26
  5. Step 5: Solve for x
    x = 40,164,263.26/6,261.62
  6. Step 6: Final answer
    x = 6,414.36

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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.