Home / 4,919.83-7,374.93-2,723.92

Finding the Fourth Proportional to 4,919.83, 7,374.93 and 2,723.92

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Solution

The fourth proportional to 4,919.83, 7,374.93 and 2,723.92 is: 4,083.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.83 : 7,374.93 = 2,723.92 : x
  2. Step 2: Convert to fraction form
    4,919.83/7,374.93 = 2,723.92/x
  3. Step 3: Cross multiply
    4,919.83x = 7,374.93 × 2,723.92
  4. Step 4: Simplify right side
    4,919.83x = 20,088,719.33
  5. Step 5: Solve for x
    x = 20,088,719.33/4,919.83
  6. Step 6: Final answer
    x = 4,083.21

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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.