Home / 6,741.32-10,105.45-2,578.13

Finding the Fourth Proportional to 6,741.32, 10,105.45 and 2,578.13

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Solution

The fourth proportional to 6,741.32, 10,105.45 and 2,578.13 is: 3,864.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,741.32 : 10,105.45 = 2,578.13 : x
  2. Step 2: Convert to fraction form
    6,741.32/10,105.45 = 2,578.13/x
  3. Step 3: Cross multiply
    6,741.32x = 10,105.45 × 2,578.13
  4. Step 4: Simplify right side
    6,741.32x = 26,053,113.28
  5. Step 5: Solve for x
    x = 26,053,113.28/6,741.32
  6. Step 6: Final answer
    x = 3,864.69

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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.