Home / 6,678.99-10,013.67-2,518.70

Finding the Fourth Proportional to 6,678.99, 10,013.67 and 2,518.70

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Solution

The fourth proportional to 6,678.99, 10,013.67 and 2,518.70 is: 3,776.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678.99 : 10,013.67 = 2,518.70 : x
  2. Step 2: Convert to fraction form
    6,678.99/10,013.67 = 2,518.70/x
  3. Step 3: Cross multiply
    6,678.99x = 10,013.67 × 2,518.70
  4. Step 4: Simplify right side
    6,678.99x = 25,221,380.56
  5. Step 5: Solve for x
    x = 25,221,380.56/6,678.99
  6. Step 6: Final answer
    x = 3,776.23

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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.