Home / 5,631.76-7,772.32-3,273.75

Finding the Fourth Proportional to 5,631.76, 7,772.32 and 3,273.75

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Solution

The fourth proportional to 5,631.76, 7,772.32 and 3,273.75 is: 4,518.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.76 : 7,772.32 = 3,273.75 : x
  2. Step 2: Convert to fraction form
    5,631.76/7,772.32 = 3,273.75/x
  3. Step 3: Cross multiply
    5,631.76x = 7,772.32 × 3,273.75
  4. Step 4: Simplify right side
    5,631.76x = 25,444,636.69
  5. Step 5: Solve for x
    x = 25,444,636.69/5,631.76
  6. Step 6: Final answer
    x = 4,518.06

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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.