Home / 5,338.31-7,365.60-3,098.88

Finding the Fourth Proportional to 5,338.31, 7,365.60 and 3,098.88

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Solution

The fourth proportional to 5,338.31, 7,365.60 and 3,098.88 is: 4,275.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.31 : 7,365.60 = 3,098.88 : x
  2. Step 2: Convert to fraction form
    5,338.31/7,365.60 = 3,098.88/x
  3. Step 3: Cross multiply
    5,338.31x = 7,365.60 × 3,098.88
  4. Step 4: Simplify right side
    5,338.31x = 22,825,110.53
  5. Step 5: Solve for x
    x = 22,825,110.53/5,338.31
  6. Step 6: Final answer
    x = 4,275.72

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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.