Home / 6,678.76-10,016.62-2,518.90

Finding the Fourth Proportional to 6,678.76, 10,016.62 and 2,518.90

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Solution

The fourth proportional to 6,678.76, 10,016.62 and 2,518.90 is: 3,777.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678.76 : 10,016.62 = 2,518.90 : x
  2. Step 2: Convert to fraction form
    6,678.76/10,016.62 = 2,518.90/x
  3. Step 3: Cross multiply
    6,678.76x = 10,016.62 × 2,518.90
  4. Step 4: Simplify right side
    6,678.76x = 25,230,864.12
  5. Step 5: Solve for x
    x = 25,230,864.12/6,678.76
  6. Step 6: Final answer
    x = 3,777.78

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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.