Home / 6,116.29-8,431.62-4,520.59

Finding the Fourth Proportional to 6,116.29, 8,431.62 and 4,520.59

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Solution

The fourth proportional to 6,116.29, 8,431.62 and 4,520.59 is: 6,231.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,116.29 : 8,431.62 = 4,520.59 : x
  2. Step 2: Convert to fraction form
    6,116.29/8,431.62 = 4,520.59/x
  3. Step 3: Cross multiply
    6,116.29x = 8,431.62 × 4,520.59
  4. Step 4: Simplify right side
    6,116.29x = 38,115,897.06
  5. Step 5: Solve for x
    x = 38,115,897.06/6,116.29
  6. Step 6: Final answer
    x = 6,231.87

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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.