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Finding the Fourth Proportional to 5,068.36, 7,602.48 and 3,002.56

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Solution

The fourth proportional to 5,068.36, 7,602.48 and 3,002.56 is: 4,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.36 : 7,602.48 = 3,002.56 : x
  2. Step 2: Convert to fraction form
    5,068.36/7,602.48 = 3,002.56/x
  3. Step 3: Cross multiply
    5,068.36x = 7,602.48 × 3,002.56
  4. Step 4: Simplify right side
    5,068.36x = 22,826,902.35
  5. Step 5: Solve for x
    x = 22,826,902.35/5,068.36
  6. Step 6: Final answer
    x = 4,503.80

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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.