Home / 3,173.82-4,752.18-2,586.42

Finding the Fourth Proportional to 3,173.82, 4,752.18 and 2,586.42

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Solution

The fourth proportional to 3,173.82, 4,752.18 and 2,586.42 is: 3,872.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.82 : 4,752.18 = 2,586.42 : x
  2. Step 2: Convert to fraction form
    3,173.82/4,752.18 = 2,586.42/x
  3. Step 3: Cross multiply
    3,173.82x = 4,752.18 × 2,586.42
  4. Step 4: Simplify right side
    3,173.82x = 12,291,133.40
  5. Step 5: Solve for x
    x = 12,291,133.40/3,173.82
  6. Step 6: Final answer
    x = 3,872.66

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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.