Home / 9,741.26-13,451.57-6,162.78

Finding the Fourth Proportional to 9,741.26, 13,451.57 and 6,162.78

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Solution

The fourth proportional to 9,741.26, 13,451.57 and 6,162.78 is: 8,510.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,741.26 : 13,451.57 = 6,162.78 : x
  2. Step 2: Convert to fraction form
    9,741.26/13,451.57 = 6,162.78/x
  3. Step 3: Cross multiply
    9,741.26x = 13,451.57 × 6,162.78
  4. Step 4: Simplify right side
    9,741.26x = 82,899,109.30
  5. Step 5: Solve for x
    x = 82,899,109.30/9,741.26
  6. Step 6: Final answer
    x = 8,510.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.