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Finding the Fourth Proportional to 3,564.95, 5,347.42 and 1,484.91

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Solution

The fourth proportional to 3,564.95, 5,347.42 and 1,484.91 is: 2,227.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.95 : 5,347.42 = 1,484.91 : x
  2. Step 2: Convert to fraction form
    3,564.95/5,347.42 = 1,484.91/x
  3. Step 3: Cross multiply
    3,564.95x = 5,347.42 × 1,484.91
  4. Step 4: Simplify right side
    3,564.95x = 7,940,433.72
  5. Step 5: Solve for x
    x = 7,940,433.72/3,564.95
  6. Step 6: Final answer
    x = 2,227.37

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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.