Home / 6,712.20-9,261.37-4,059.55

Finding the Fourth Proportional to 6,712.20, 9,261.37 and 4,059.55

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Solution

The fourth proportional to 6,712.20, 9,261.37 and 4,059.55 is: 5,601.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.20 : 9,261.37 = 4,059.55 : x
  2. Step 2: Convert to fraction form
    6,712.20/9,261.37 = 4,059.55/x
  3. Step 3: Cross multiply
    6,712.20x = 9,261.37 × 4,059.55
  4. Step 4: Simplify right side
    6,712.20x = 37,597,011.23
  5. Step 5: Solve for x
    x = 37,597,011.23/6,712.20
  6. Step 6: Final answer
    x = 5,601.29

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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.