Home / 6,355.31-8,770.19-3,522.60

Finding the Fourth Proportional to 6,355.31, 8,770.19 and 3,522.60

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Solution

The fourth proportional to 6,355.31, 8,770.19 and 3,522.60 is: 4,861.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355.31 : 8,770.19 = 3,522.60 : x
  2. Step 2: Convert to fraction form
    6,355.31/8,770.19 = 3,522.60/x
  3. Step 3: Cross multiply
    6,355.31x = 8,770.19 × 3,522.60
  4. Step 4: Simplify right side
    6,355.31x = 30,893,853.68
  5. Step 5: Solve for x
    x = 30,893,853.68/6,355.31
  6. Step 6: Final answer
    x = 4,861.11

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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.