Home / 4,189.59-6,285.93-1,724.61

Finding the Fourth Proportional to 4,189.59, 6,285.93 and 1,724.61

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Solution

The fourth proportional to 4,189.59, 6,285.93 and 1,724.61 is: 2,587.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.59 : 6,285.93 = 1,724.61 : x
  2. Step 2: Convert to fraction form
    4,189.59/6,285.93 = 1,724.61/x
  3. Step 3: Cross multiply
    4,189.59x = 6,285.93 × 1,724.61
  4. Step 4: Simplify right side
    4,189.59x = 10,840,777.74
  5. Step 5: Solve for x
    x = 10,840,777.74/4,189.59
  6. Step 6: Final answer
    x = 2,587.55

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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.