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Finding the Fourth Proportional to 5,068.62, 7,603.02 and 1,781.73

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Solution

The fourth proportional to 5,068.62, 7,603.02 and 1,781.73 is: 2,672.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.62 : 7,603.02 = 1,781.73 : x
  2. Step 2: Convert to fraction form
    5,068.62/7,603.02 = 1,781.73/x
  3. Step 3: Cross multiply
    5,068.62x = 7,603.02 × 1,781.73
  4. Step 4: Simplify right side
    5,068.62x = 13,546,528.82
  5. Step 5: Solve for x
    x = 13,546,528.82/5,068.62
  6. Step 6: Final answer
    x = 2,672.63

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1.5x scale

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.