Home / 4,375.78-6,032.96-3,118.26

Finding the Fourth Proportional to 4,375.78, 6,032.96 and 3,118.26

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Solution

The fourth proportional to 4,375.78, 6,032.96 and 3,118.26 is: 4,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,375.78 : 6,032.96 = 3,118.26 : x
  2. Step 2: Convert to fraction form
    4,375.78/6,032.96 = 3,118.26/x
  3. Step 3: Cross multiply
    4,375.78x = 6,032.96 × 3,118.26
  4. Step 4: Simplify right side
    4,375.78x = 18,812,337.85
  5. Step 5: Solve for x
    x = 18,812,337.85/4,375.78
  6. Step 6: Final answer
    x = 4,299.20

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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.