Home / 4,540.12-6,809.40-1,252.66

Finding the Fourth Proportional to 4,540.12, 6,809.40 and 1,252.66

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Solution

The fourth proportional to 4,540.12, 6,809.40 and 1,252.66 is: 1,878.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.12 : 6,809.40 = 1,252.66 : x
  2. Step 2: Convert to fraction form
    4,540.12/6,809.40 = 1,252.66/x
  3. Step 3: Cross multiply
    4,540.12x = 6,809.40 × 1,252.66
  4. Step 4: Simplify right side
    4,540.12x = 8,529,863.00
  5. Step 5: Solve for x
    x = 8,529,863.00/4,540.12
  6. Step 6: Final answer
    x = 1,878.77

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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.