Home / 6,292.07-9,439.46-1,909.88

Finding the Fourth Proportional to 6,292.07, 9,439.46 and 1,909.88

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Solution

The fourth proportional to 6,292.07, 9,439.46 and 1,909.88 is: 2,865.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292.07 : 9,439.46 = 1,909.88 : x
  2. Step 2: Convert to fraction form
    6,292.07/9,439.46 = 1,909.88/x
  3. Step 3: Cross multiply
    6,292.07x = 9,439.46 × 1,909.88
  4. Step 4: Simplify right side
    6,292.07x = 18,028,179.12
  5. Step 5: Solve for x
    x = 18,028,179.12/6,292.07
  6. Step 6: Final answer
    x = 2,865.22

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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.