Home / 4,191.82-6,289.04-1,727.80

Finding the Fourth Proportional to 4,191.82, 6,289.04 and 1,727.80

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Solution

The fourth proportional to 4,191.82, 6,289.04 and 1,727.80 is: 2,592.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.82 : 6,289.04 = 1,727.80 : x
  2. Step 2: Convert to fraction form
    4,191.82/6,289.04 = 1,727.80/x
  3. Step 3: Cross multiply
    4,191.82x = 6,289.04 × 1,727.80
  4. Step 4: Simplify right side
    4,191.82x = 10,866,203.31
  5. Step 5: Solve for x
    x = 10,866,203.31/4,191.82
  6. Step 6: Final answer
    x = 2,592.24

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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.