Home / 4,192.56-6,288.84-1,724.69

Finding the Fourth Proportional to 4,192.56, 6,288.84 and 1,724.69

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Solution

The fourth proportional to 4,192.56, 6,288.84 and 1,724.69 is: 2,587.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.56 : 6,288.84 = 1,724.69 : x
  2. Step 2: Convert to fraction form
    4,192.56/6,288.84 = 1,724.69/x
  3. Step 3: Cross multiply
    4,192.56x = 6,288.84 × 1,724.69
  4. Step 4: Simplify right side
    4,192.56x = 10,846,315.18
  5. Step 5: Solve for x
    x = 10,846,315.18/4,192.56
  6. Step 6: Final answer
    x = 2,587.04

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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.