Home / 4,192.28-6,285.99-1,724.31

Finding the Fourth Proportional to 4,192.28, 6,285.99 and 1,724.31

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Solution

The fourth proportional to 4,192.28, 6,285.99 and 1,724.31 is: 2,585.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.28 : 6,285.99 = 1,724.31 : x
  2. Step 2: Convert to fraction form
    4,192.28/6,285.99 = 1,724.31/x
  3. Step 3: Cross multiply
    4,192.28x = 6,285.99 × 1,724.31
  4. Step 4: Simplify right side
    4,192.28x = 10,838,995.42
  5. Step 5: Solve for x
    x = 10,838,995.42/4,192.28
  6. Step 6: Final answer
    x = 2,585.47

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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.