Home / 5,117.58-7,688.52-3,273.21

Finding the Fourth Proportional to 5,117.58, 7,688.52 and 3,273.21

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Solution

The fourth proportional to 5,117.58, 7,688.52 and 3,273.21 is: 4,917.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.58 : 7,688.52 = 3,273.21 : x
  2. Step 2: Convert to fraction form
    5,117.58/7,688.52 = 3,273.21/x
  3. Step 3: Cross multiply
    5,117.58x = 7,688.52 × 3,273.21
  4. Step 4: Simplify right side
    5,117.58x = 25,166,140.55
  5. Step 5: Solve for x
    x = 25,166,140.55/5,117.58
  6. Step 6: Final answer
    x = 4,917.59

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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.