Home / 4,819.16-6,649.70-2,803.02

Finding the Fourth Proportional to 4,819.16, 6,649.70 and 2,803.02

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Solution

The fourth proportional to 4,819.16, 6,649.70 and 2,803.02 is: 3,867.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.16 : 6,649.70 = 2,803.02 : x
  2. Step 2: Convert to fraction form
    4,819.16/6,649.70 = 2,803.02/x
  3. Step 3: Cross multiply
    4,819.16x = 6,649.70 × 2,803.02
  4. Step 4: Simplify right side
    4,819.16x = 18,639,228.08
  5. Step 5: Solve for x
    x = 18,639,228.08/4,819.16
  6. Step 6: Final answer
    x = 3,867.73

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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.