Home / 10,279.22-14,185.67-6,299.57

Finding the Fourth Proportional to 10,279.22, 14,185.67 and 6,299.57

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Solution

The fourth proportional to 10,279.22, 14,185.67 and 6,299.57 is: 8,693.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,279.22 : 14,185.67 = 6,299.57 : x
  2. Step 2: Convert to fraction form
    10,279.22/14,185.67 = 6,299.57/x
  3. Step 3: Cross multiply
    10,279.22x = 14,185.67 × 6,299.57
  4. Step 4: Simplify right side
    10,279.22x = 89,363,601.45
  5. Step 5: Solve for x
    x = 89,363,601.45/10,279.22
  6. Step 6: Final answer
    x = 8,693.61

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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.