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Finding the Fourth Proportional to 5,651.03, 7,799.74 and 3,762.70

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Solution

The fourth proportional to 5,651.03, 7,799.74 and 3,762.70 is: 5,193.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651.03 : 7,799.74 = 3,762.70 : x
  2. Step 2: Convert to fraction form
    5,651.03/7,799.74 = 3,762.70/x
  3. Step 3: Cross multiply
    5,651.03x = 7,799.74 × 3,762.70
  4. Step 4: Simplify right side
    5,651.03x = 29,348,052.79
  5. Step 5: Solve for x
    x = 29,348,052.79/5,651.03
  6. Step 6: Final answer
    x = 5,193.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.