Home / 5,108.24-7,047.33-3,219.32

Finding the Fourth Proportional to 5,108.24, 7,047.33 and 3,219.32

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Solution

The fourth proportional to 5,108.24, 7,047.33 and 3,219.32 is: 4,441.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108.24 : 7,047.33 = 3,219.32 : x
  2. Step 2: Convert to fraction form
    5,108.24/7,047.33 = 3,219.32/x
  3. Step 3: Cross multiply
    5,108.24x = 7,047.33 × 3,219.32
  4. Step 4: Simplify right side
    5,108.24x = 22,687,610.42
  5. Step 5: Solve for x
    x = 22,687,610.42/5,108.24
  6. Step 6: Final answer
    x = 4,441.38

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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.