Home / 5,353.68-7,388.31-3,310.03

Finding the Fourth Proportional to 5,353.68, 7,388.31 and 3,310.03

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Solution

The fourth proportional to 5,353.68, 7,388.31 and 3,310.03 is: 4,567.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.68 : 7,388.31 = 3,310.03 : x
  2. Step 2: Convert to fraction form
    5,353.68/7,388.31 = 3,310.03/x
  3. Step 3: Cross multiply
    5,353.68x = 7,388.31 × 3,310.03
  4. Step 4: Simplify right side
    5,353.68x = 24,455,527.75
  5. Step 5: Solve for x
    x = 24,455,527.75/5,353.68
  6. Step 6: Final answer
    x = 4,567.98

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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.