Home / 6,740.16-10,108.68-2,578.68

Finding the Fourth Proportional to 6,740.16, 10,108.68 and 2,578.68

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Solution

The fourth proportional to 6,740.16, 10,108.68 and 2,578.68 is: 3,867.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.16 : 10,108.68 = 2,578.68 : x
  2. Step 2: Convert to fraction form
    6,740.16/10,108.68 = 2,578.68/x
  3. Step 3: Cross multiply
    6,740.16x = 10,108.68 × 2,578.68
  4. Step 4: Simplify right side
    6,740.16x = 26,067,050.94
  5. Step 5: Solve for x
    x = 26,067,050.94/6,740.16
  6. Step 6: Final answer
    x = 3,867.42

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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.