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Finding the Fourth Proportional to 5,028.77, 7,573.28 and 4,579.86

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Solution

The fourth proportional to 5,028.77, 7,573.28 and 4,579.86 is: 6,897.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.77 : 7,573.28 = 4,579.86 : x
  2. Step 2: Convert to fraction form
    5,028.77/7,573.28 = 4,579.86/x
  3. Step 3: Cross multiply
    5,028.77x = 7,573.28 × 4,579.86
  4. Step 4: Simplify right side
    5,028.77x = 34,684,567.64
  5. Step 5: Solve for x
    x = 34,684,567.64/5,028.77
  6. Step 6: Final answer
    x = 6,897.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.