Home / 4,665.06-6,998.60-1,378.42

Finding the Fourth Proportional to 4,665.06, 6,998.60 and 1,378.42

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Solution

The fourth proportional to 4,665.06, 6,998.60 and 1,378.42 is: 2,067.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.06 : 6,998.60 = 1,378.42 : x
  2. Step 2: Convert to fraction form
    4,665.06/6,998.60 = 1,378.42/x
  3. Step 3: Cross multiply
    4,665.06x = 6,998.60 × 1,378.42
  4. Step 4: Simplify right side
    4,665.06x = 9,646,996.16
  5. Step 5: Solve for x
    x = 9,646,996.16/4,665.06
  6. Step 6: Final answer
    x = 2,067.93

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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.