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Finding the Fourth Proportional to 4,575.61, 6,866.24 and 1,801.81

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Solution

The fourth proportional to 4,575.61, 6,866.24 and 1,801.81 is: 2,703.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.61 : 6,866.24 = 1,801.81 : x
  2. Step 2: Convert to fraction form
    4,575.61/6,866.24 = 1,801.81/x
  3. Step 3: Cross multiply
    4,575.61x = 6,866.24 × 1,801.81
  4. Step 4: Simplify right side
    4,575.61x = 12,371,659.89
  5. Step 5: Solve for x
    x = 12,371,659.89/4,575.61
  6. Step 6: Final answer
    x = 2,703.83

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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.