Home / 9,540.08-14,313.11-4,279.50

Finding the Fourth Proportional to 9,540.08, 14,313.11 and 4,279.50

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Solution

The fourth proportional to 9,540.08, 14,313.11 and 4,279.50 is: 6,420.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,540.08 : 14,313.11 = 4,279.50 : x
  2. Step 2: Convert to fraction form
    9,540.08/14,313.11 = 4,279.50/x
  3. Step 3: Cross multiply
    9,540.08x = 14,313.11 × 4,279.50
  4. Step 4: Simplify right side
    9,540.08x = 61,252,932.85
  5. Step 5: Solve for x
    x = 61,252,932.85/9,540.08
  6. Step 6: Final answer
    x = 6,420.59

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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.