Home / 4,719.05-7,079.42-1,944.21

Finding the Fourth Proportional to 4,719.05, 7,079.42 and 1,944.21

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Solution

The fourth proportional to 4,719.05, 7,079.42 and 1,944.21 is: 2,916.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.05 : 7,079.42 = 1,944.21 : x
  2. Step 2: Convert to fraction form
    4,719.05/7,079.42 = 1,944.21/x
  3. Step 3: Cross multiply
    4,719.05x = 7,079.42 × 1,944.21
  4. Step 4: Simplify right side
    4,719.05x = 13,763,879.16
  5. Step 5: Solve for x
    x = 13,763,879.16/4,719.05
  6. Step 6: Final answer
    x = 2,916.66

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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.