Home / 5,518.47-8,279.06-2,010.38

Finding the Fourth Proportional to 5,518.47, 8,279.06 and 2,010.38

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Solution

The fourth proportional to 5,518.47, 8,279.06 and 2,010.38 is: 3,016.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518.47 : 8,279.06 = 2,010.38 : x
  2. Step 2: Convert to fraction form
    5,518.47/8,279.06 = 2,010.38/x
  3. Step 3: Cross multiply
    5,518.47x = 8,279.06 × 2,010.38
  4. Step 4: Simplify right side
    5,518.47x = 16,644,056.64
  5. Step 5: Solve for x
    x = 16,644,056.64/5,518.47
  6. Step 6: Final answer
    x = 3,016.06

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1.5x scale

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.