Home / 4,943.67-7,407.30-3,479.75

Finding the Fourth Proportional to 4,943.67, 7,407.30 and 3,479.75

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Solution

The fourth proportional to 4,943.67, 7,407.30 and 3,479.75 is: 5,213.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.67 : 7,407.30 = 3,479.75 : x
  2. Step 2: Convert to fraction form
    4,943.67/7,407.30 = 3,479.75/x
  3. Step 3: Cross multiply
    4,943.67x = 7,407.30 × 3,479.75
  4. Step 4: Simplify right side
    4,943.67x = 25,775,536.39
  5. Step 5: Solve for x
    x = 25,775,536.39/4,943.67
  6. Step 6: Final answer
    x = 5,213.84

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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.