Home / 4,943.54-7,407.11-3,479.62

Finding the Fourth Proportional to 4,943.54, 7,407.11 and 3,479.62

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Solution

The fourth proportional to 4,943.54, 7,407.11 and 3,479.62 is: 5,213.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.54 : 7,407.11 = 3,479.62 : x
  2. Step 2: Convert to fraction form
    4,943.54/7,407.11 = 3,479.62/x
  3. Step 3: Cross multiply
    4,943.54x = 7,407.11 × 3,479.62
  4. Step 4: Simplify right side
    4,943.54x = 25,773,873.66
  5. Step 5: Solve for x
    x = 25,773,873.66/4,943.54
  6. Step 6: Final answer
    x = 5,213.65

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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.