Home / 6,219.31-9,332.21-2,755.75

Finding the Fourth Proportional to 6,219.31, 9,332.21 and 2,755.75

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Solution

The fourth proportional to 6,219.31, 9,332.21 and 2,755.75 is: 4,135.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.31 : 9,332.21 = 2,755.75 : x
  2. Step 2: Convert to fraction form
    6,219.31/9,332.21 = 2,755.75/x
  3. Step 3: Cross multiply
    6,219.31x = 9,332.21 × 2,755.75
  4. Step 4: Simplify right side
    6,219.31x = 25,717,237.71
  5. Step 5: Solve for x
    x = 25,717,237.71/6,219.31
  6. Step 6: Final answer
    x = 4,135.06

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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.