Home / 4,347.72-5,998.20-2,856.44

Finding the Fourth Proportional to 4,347.72, 5,998.20 and 2,856.44

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Solution

The fourth proportional to 4,347.72, 5,998.20 and 2,856.44 is: 3,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,347.72 : 5,998.20 = 2,856.44 : x
  2. Step 2: Convert to fraction form
    4,347.72/5,998.20 = 2,856.44/x
  3. Step 3: Cross multiply
    4,347.72x = 5,998.20 × 2,856.44
  4. Step 4: Simplify right side
    4,347.72x = 17,133,498.41
  5. Step 5: Solve for x
    x = 17,133,498.41/4,347.72
  6. Step 6: Final answer
    x = 3,940.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.