Home / 5,308.60-7,324.52-3,539.02

Finding the Fourth Proportional to 5,308.60, 7,324.52 and 3,539.02

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Solution

The fourth proportional to 5,308.60, 7,324.52 and 3,539.02 is: 4,882.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.60 : 7,324.52 = 3,539.02 : x
  2. Step 2: Convert to fraction form
    5,308.60/7,324.52 = 3,539.02/x
  3. Step 3: Cross multiply
    5,308.60x = 7,324.52 × 3,539.02
  4. Step 4: Simplify right side
    5,308.60x = 25,921,622.77
  5. Step 5: Solve for x
    x = 25,921,622.77/5,308.60
  6. Step 6: Final answer
    x = 4,882.95

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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.