Home / 2,829.83-4,245.74-1,269.66

Finding the Fourth Proportional to 2,829.83, 4,245.74 and 1,269.66

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Solution

The fourth proportional to 2,829.83, 4,245.74 and 1,269.66 is: 1,904.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.83 : 4,245.74 = 1,269.66 : x
  2. Step 2: Convert to fraction form
    2,829.83/4,245.74 = 1,269.66/x
  3. Step 3: Cross multiply
    2,829.83x = 4,245.74 × 1,269.66
  4. Step 4: Simplify right side
    2,829.83x = 5,390,639.90
  5. Step 5: Solve for x
    x = 5,390,639.90/2,829.83
  6. Step 6: Final answer
    x = 1,904.94

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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.