Home / 4,261.60-6,392.40-4,237.30

Finding the Fourth Proportional to 4,261.60, 6,392.40 and 4,237.30

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Solution

The fourth proportional to 4,261.60, 6,392.40 and 4,237.30 is: 6,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.60 : 6,392.40 = 4,237.30 : x
  2. Step 2: Convert to fraction form
    4,261.60/6,392.40 = 4,237.30/x
  3. Step 3: Cross multiply
    4,261.60x = 6,392.40 × 4,237.30
  4. Step 4: Simplify right side
    4,261.60x = 27,086,516.52
  5. Step 5: Solve for x
    x = 27,086,516.52/4,261.60
  6. Step 6: Final answer
    x = 6,355.95

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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.