Home / 3,499.75-4,829.66-2,102.77

Finding the Fourth Proportional to 3,499.75, 4,829.66 and 2,102.77

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Solution

The fourth proportional to 3,499.75, 4,829.66 and 2,102.77 is: 2,901.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499.75 : 4,829.66 = 2,102.77 : x
  2. Step 2: Convert to fraction form
    3,499.75/4,829.66 = 2,102.77/x
  3. Step 3: Cross multiply
    3,499.75x = 4,829.66 × 2,102.77
  4. Step 4: Simplify right side
    3,499.75x = 10,155,664.16
  5. Step 5: Solve for x
    x = 10,155,664.16/3,499.75
  6. Step 6: Final answer
    x = 2,901.83

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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.