Home / 10,279.33-14,171.35-6,500.60

Finding the Fourth Proportional to 10,279.33, 14,171.35 and 6,500.60

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Solution

The fourth proportional to 10,279.33, 14,171.35 and 6,500.60 is: 8,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,279.33 : 14,171.35 = 6,500.60 : x
  2. Step 2: Convert to fraction form
    10,279.33/14,171.35 = 6,500.60/x
  3. Step 3: Cross multiply
    10,279.33x = 14,171.35 × 6,500.60
  4. Step 4: Simplify right side
    10,279.33x = 92,122,277.81
  5. Step 5: Solve for x
    x = 92,122,277.81/10,279.33
  6. Step 6: Final answer
    x = 8,961.90

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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.