Home / 8,348.88-11,519.72-5,364.30

Finding the Fourth Proportional to 8,348.88, 11,519.72 and 5,364.30

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Solution

The fourth proportional to 8,348.88, 11,519.72 and 5,364.30 is: 7,401.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348.88 : 11,519.72 = 5,364.30 : x
  2. Step 2: Convert to fraction form
    8,348.88/11,519.72 = 5,364.30/x
  3. Step 3: Cross multiply
    8,348.88x = 11,519.72 × 5,364.30
  4. Step 4: Simplify right side
    8,348.88x = 61,795,234.00
  5. Step 5: Solve for x
    x = 61,795,234.00/8,348.88
  6. Step 6: Final answer
    x = 7,401.62

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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.