Home / 6,073.58-8,381.34-3,420.97

Finding the Fourth Proportional to 6,073.58, 8,381.34 and 3,420.97

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Solution

The fourth proportional to 6,073.58, 8,381.34 and 3,420.97 is: 4,720.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,073.58 : 8,381.34 = 3,420.97 : x
  2. Step 2: Convert to fraction form
    6,073.58/8,381.34 = 3,420.97/x
  3. Step 3: Cross multiply
    6,073.58x = 8,381.34 × 3,420.97
  4. Step 4: Simplify right side
    6,073.58x = 28,672,291.75
  5. Step 5: Solve for x
    x = 28,672,291.75/6,073.58
  6. Step 6: Final answer
    x = 4,720.82

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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.