Home / 5,820.21-8,724.24-2,854.59

Finding the Fourth Proportional to 5,820.21, 8,724.24 and 2,854.59

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Solution

The fourth proportional to 5,820.21, 8,724.24 and 2,854.59 is: 4,278.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.21 : 8,724.24 = 2,854.59 : x
  2. Step 2: Convert to fraction form
    5,820.21/8,724.24 = 2,854.59/x
  3. Step 3: Cross multiply
    5,820.21x = 8,724.24 × 2,854.59
  4. Step 4: Simplify right side
    5,820.21x = 24,904,128.26
  5. Step 5: Solve for x
    x = 24,904,128.26/5,820.21
  6. Step 6: Final answer
    x = 4,278.91

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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.