Home / 3,010.72-4,155.24-2,174.24

Finding the Fourth Proportional to 3,010.72, 4,155.24 and 2,174.24

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Solution

The fourth proportional to 3,010.72, 4,155.24 and 2,174.24 is: 3,000.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.72 : 4,155.24 = 2,174.24 : x
  2. Step 2: Convert to fraction form
    3,010.72/4,155.24 = 2,174.24/x
  3. Step 3: Cross multiply
    3,010.72x = 4,155.24 × 2,174.24
  4. Step 4: Simplify right side
    3,010.72x = 9,034,489.02
  5. Step 5: Solve for x
    x = 9,034,489.02/3,010.72
  6. Step 6: Final answer
    x = 3,000.77

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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.