Home / 5,722.79-8,584.08-1,827.19

Finding the Fourth Proportional to 5,722.79, 8,584.08 and 1,827.19

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Solution

The fourth proportional to 5,722.79, 8,584.08 and 1,827.19 is: 2,740.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.79 : 8,584.08 = 1,827.19 : x
  2. Step 2: Convert to fraction form
    5,722.79/8,584.08 = 1,827.19/x
  3. Step 3: Cross multiply
    5,722.79x = 8,584.08 × 1,827.19
  4. Step 4: Simplify right side
    5,722.79x = 15,684,749.01
  5. Step 5: Solve for x
    x = 15,684,749.01/5,722.79
  6. Step 6: Final answer
    x = 2,740.75

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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.