Home / 5,273.54-7,911.22-2,155.24

Finding the Fourth Proportional to 5,273.54, 7,911.22 and 2,155.24

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Solution

The fourth proportional to 5,273.54, 7,911.22 and 2,155.24 is: 3,233.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.54 : 7,911.22 = 2,155.24 : x
  2. Step 2: Convert to fraction form
    5,273.54/7,911.22 = 2,155.24/x
  3. Step 3: Cross multiply
    5,273.54x = 7,911.22 × 2,155.24
  4. Step 4: Simplify right side
    5,273.54x = 17,050,577.79
  5. Step 5: Solve for x
    x = 17,050,577.79/5,273.54
  6. Step 6: Final answer
    x = 3,233.23

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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.