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Finding the Fourth Proportional to 5,066.70, 7,600.10 and 1,556.70

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Solution

The fourth proportional to 5,066.70, 7,600.10 and 1,556.70 is: 2,335.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,066.70 : 7,600.10 = 1,556.70 : x
  2. Step 2: Convert to fraction form
    5,066.70/7,600.10 = 1,556.70/x
  3. Step 3: Cross multiply
    5,066.70x = 7,600.10 × 1,556.70
  4. Step 4: Simplify right side
    5,066.70x = 11,831,067.89
  5. Step 5: Solve for x
    x = 11,831,067.89/5,066.70
  6. Step 6: Final answer
    x = 2,335.06

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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.