Home / 6,111.29-8,434.00-3,458.70

Finding the Fourth Proportional to 6,111.29, 8,434.00 and 3,458.70

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Solution

The fourth proportional to 6,111.29, 8,434.00 and 3,458.70 is: 4,773.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,111.29 : 8,434.00 = 3,458.70 : x
  2. Step 2: Convert to fraction form
    6,111.29/8,434.00 = 3,458.70/x
  3. Step 3: Cross multiply
    6,111.29x = 8,434.00 × 3,458.70
  4. Step 4: Simplify right side
    6,111.29x = 29,170,680.12
  5. Step 5: Solve for x
    x = 29,170,680.12/6,111.29
  6. Step 6: Final answer
    x = 4,773.24

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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.