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Finding the Fourth Proportional to 4,579.01, 6,864.41 and 2,385.22

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Solution

The fourth proportional to 4,579.01, 6,864.41 and 2,385.22 is: 3,575.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.01 : 6,864.41 = 2,385.22 : x
  2. Step 2: Convert to fraction form
    4,579.01/6,864.41 = 2,385.22/x
  3. Step 3: Cross multiply
    4,579.01x = 6,864.41 × 2,385.22
  4. Step 4: Simplify right side
    4,579.01x = 16,373,128.02
  5. Step 5: Solve for x
    x = 16,373,128.02/4,579.01
  6. Step 6: Final answer
    x = 3,575.69

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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.