Home / 5,353.48-7,387.35-3,084.22

Finding the Fourth Proportional to 5,353.48, 7,387.35 and 3,084.22

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Solution

The fourth proportional to 5,353.48, 7,387.35 and 3,084.22 is: 4,255.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.48 : 7,387.35 = 3,084.22 : x
  2. Step 2: Convert to fraction form
    5,353.48/7,387.35 = 3,084.22/x
  3. Step 3: Cross multiply
    5,353.48x = 7,387.35 × 3,084.22
  4. Step 4: Simplify right side
    5,353.48x = 22,784,212.62
  5. Step 5: Solve for x
    x = 22,784,212.62/5,353.48
  6. Step 6: Final answer
    x = 4,255.96

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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.