Home / 4,819.15-6,650.47-2,829.74

Finding the Fourth Proportional to 4,819.15, 6,650.47 and 2,829.74

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Solution

The fourth proportional to 4,819.15, 6,650.47 and 2,829.74 is: 3,905.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.15 : 6,650.47 = 2,829.74 : x
  2. Step 2: Convert to fraction form
    4,819.15/6,650.47 = 2,829.74/x
  3. Step 3: Cross multiply
    4,819.15x = 6,650.47 × 2,829.74
  4. Step 4: Simplify right side
    4,819.15x = 18,819,059.32
  5. Step 5: Solve for x
    x = 18,819,059.32/4,819.15
  6. Step 6: Final answer
    x = 3,905.06

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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.