Home / 6,451.66-9,671.40-5,057.26

Finding the Fourth Proportional to 6,451.66, 9,671.40 and 5,057.26

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Solution

The fourth proportional to 6,451.66, 9,671.40 and 5,057.26 is: 7,581.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451.66 : 9,671.40 = 5,057.26 : x
  2. Step 2: Convert to fraction form
    6,451.66/9,671.40 = 5,057.26/x
  3. Step 3: Cross multiply
    6,451.66x = 9,671.40 × 5,057.26
  4. Step 4: Simplify right side
    6,451.66x = 48,910,784.36
  5. Step 5: Solve for x
    x = 48,910,784.36/6,451.66
  6. Step 6: Final answer
    x = 7,581.12

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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.