Home / 8,519.40-12,763.26-4,627.08

Finding the Fourth Proportional to 8,519.40, 12,763.26 and 4,627.08

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Solution

The fourth proportional to 8,519.40, 12,763.26 and 4,627.08 is: 6,932.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519.40 : 12,763.26 = 4,627.08 : x
  2. Step 2: Convert to fraction form
    8,519.40/12,763.26 = 4,627.08/x
  3. Step 3: Cross multiply
    8,519.40x = 12,763.26 × 4,627.08
  4. Step 4: Simplify right side
    8,519.40x = 59,056,625.08
  5. Step 5: Solve for x
    x = 59,056,625.08/8,519.40
  6. Step 6: Final answer
    x = 6,932.02

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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.