Home / 8,262.89-11,402.87-4,486.09

Finding the Fourth Proportional to 8,262.89, 11,402.87 and 4,486.09

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Solution

The fourth proportional to 8,262.89, 11,402.87 and 4,486.09 is: 6,190.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262.89 : 11,402.87 = 4,486.09 : x
  2. Step 2: Convert to fraction form
    8,262.89/11,402.87 = 4,486.09/x
  3. Step 3: Cross multiply
    8,262.89x = 11,402.87 × 4,486.09
  4. Step 4: Simplify right side
    8,262.89x = 51,154,221.63
  5. Step 5: Solve for x
    x = 51,154,221.63/8,262.89
  6. Step 6: Final answer
    x = 6,190.84

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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.