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Finding the Fourth Proportional to 4,739.07, 7,105.56 and 1,967.66

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Solution

The fourth proportional to 4,739.07, 7,105.56 and 1,967.66 is: 2,950.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.07 : 7,105.56 = 1,967.66 : x
  2. Step 2: Convert to fraction form
    4,739.07/7,105.56 = 1,967.66/x
  3. Step 3: Cross multiply
    4,739.07x = 7,105.56 × 1,967.66
  4. Step 4: Simplify right side
    4,739.07x = 13,981,290.66
  5. Step 5: Solve for x
    x = 13,981,290.66/4,739.07
  6. Step 6: Final answer
    x = 2,950.22

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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.