Home / 4,123.56-6,186.12-2,173.92

Finding the Fourth Proportional to 4,123.56, 6,186.12 and 2,173.92

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Solution

The fourth proportional to 4,123.56, 6,186.12 and 2,173.92 is: 3,261.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.56 : 6,186.12 = 2,173.92 : x
  2. Step 2: Convert to fraction form
    4,123.56/6,186.12 = 2,173.92/x
  3. Step 3: Cross multiply
    4,123.56x = 6,186.12 × 2,173.92
  4. Step 4: Simplify right side
    4,123.56x = 13,448,129.99
  5. Step 5: Solve for x
    x = 13,448,129.99/4,123.56
  6. Step 6: Final answer
    x = 3,261.29

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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.