Home / 5,027.34-6,933.19-3,139.10

Finding the Fourth Proportional to 5,027.34, 6,933.19 and 3,139.10

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Solution

The fourth proportional to 5,027.34, 6,933.19 and 3,139.10 is: 4,329.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.34 : 6,933.19 = 3,139.10 : x
  2. Step 2: Convert to fraction form
    5,027.34/6,933.19 = 3,139.10/x
  3. Step 3: Cross multiply
    5,027.34x = 6,933.19 × 3,139.10
  4. Step 4: Simplify right side
    5,027.34x = 21,763,976.73
  5. Step 5: Solve for x
    x = 21,763,976.73/5,027.34
  6. Step 6: Final answer
    x = 4,329.12

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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.