Home / 6,118.08-8,442.24-3,759.62

Finding the Fourth Proportional to 6,118.08, 8,442.24 and 3,759.62

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Solution

The fourth proportional to 6,118.08, 8,442.24 and 3,759.62 is: 5,187.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.08 : 8,442.24 = 3,759.62 : x
  2. Step 2: Convert to fraction form
    6,118.08/8,442.24 = 3,759.62/x
  3. Step 3: Cross multiply
    6,118.08x = 8,442.24 × 3,759.62
  4. Step 4: Simplify right side
    6,118.08x = 31,739,614.35
  5. Step 5: Solve for x
    x = 31,739,614.35/6,118.08
  6. Step 6: Final answer
    x = 5,187.84

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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.