Home / 6,161.05-8,505.44-4,275.91

Finding the Fourth Proportional to 6,161.05, 8,505.44 and 4,275.91

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Solution

The fourth proportional to 6,161.05, 8,505.44 and 4,275.91 is: 5,902.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,161.05 : 8,505.44 = 4,275.91 : x
  2. Step 2: Convert to fraction form
    6,161.05/8,505.44 = 4,275.91/x
  3. Step 3: Cross multiply
    6,161.05x = 8,505.44 × 4,275.91
  4. Step 4: Simplify right side
    6,161.05x = 36,368,495.95
  5. Step 5: Solve for x
    x = 36,368,495.95/6,161.05
  6. Step 6: Final answer
    x = 5,902.97

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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.