Home / 6,073.60-8,381.04-3,420.48

Finding the Fourth Proportional to 6,073.60, 8,381.04 and 3,420.48

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Solution

The fourth proportional to 6,073.60, 8,381.04 and 3,420.48 is: 4,719.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,073.60 : 8,381.04 = 3,420.48 : x
  2. Step 2: Convert to fraction form
    6,073.60/8,381.04 = 3,420.48/x
  3. Step 3: Cross multiply
    6,073.60x = 8,381.04 × 3,420.48
  4. Step 4: Simplify right side
    6,073.60x = 28,667,179.70
  5. Step 5: Solve for x
    x = 28,667,179.70/6,073.60
  6. Step 6: Final answer
    x = 4,719.97

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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.