Home / 5,724.20-8,584.47-1,827.69

Finding the Fourth Proportional to 5,724.20, 8,584.47 and 1,827.69

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Solution

The fourth proportional to 5,724.20, 8,584.47 and 1,827.69 is: 2,740.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.20 : 8,584.47 = 1,827.69 : x
  2. Step 2: Convert to fraction form
    5,724.20/8,584.47 = 1,827.69/x
  3. Step 3: Cross multiply
    5,724.20x = 8,584.47 × 1,827.69
  4. Step 4: Simplify right side
    5,724.20x = 15,689,749.97
  5. Step 5: Solve for x
    x = 15,689,749.97/5,724.20
  6. Step 6: Final answer
    x = 2,740.95

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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.