Home / 4,540.64-6,811.35-1,253.73

Finding the Fourth Proportional to 4,540.64, 6,811.35 and 1,253.73

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Solution

The fourth proportional to 4,540.64, 6,811.35 and 1,253.73 is: 1,880.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.64 : 6,811.35 = 1,253.73 : x
  2. Step 2: Convert to fraction form
    4,540.64/6,811.35 = 1,253.73/x
  3. Step 3: Cross multiply
    4,540.64x = 6,811.35 × 1,253.73
  4. Step 4: Simplify right side
    4,540.64x = 8,539,587.57
  5. Step 5: Solve for x
    x = 8,539,587.57/4,540.64
  6. Step 6: Final answer
    x = 1,880.70

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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.