Home / 3,559.24-5,335.96-2,188.36

Finding the Fourth Proportional to 3,559.24, 5,335.96 and 2,188.36

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Solution

The fourth proportional to 3,559.24, 5,335.96 and 2,188.36 is: 3,280.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559.24 : 5,335.96 = 2,188.36 : x
  2. Step 2: Convert to fraction form
    3,559.24/5,335.96 = 2,188.36/x
  3. Step 3: Cross multiply
    3,559.24x = 5,335.96 × 2,188.36
  4. Step 4: Simplify right side
    3,559.24x = 11,677,001.43
  5. Step 5: Solve for x
    x = 11,677,001.43/3,559.24
  6. Step 6: Final answer
    x = 3,280.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.