Home / 8,617.36-11,893.26-5,262.12

Finding the Fourth Proportional to 8,617.36, 11,893.26 and 5,262.12

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Solution

The fourth proportional to 8,617.36, 11,893.26 and 5,262.12 is: 7,262.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,617.36 : 11,893.26 = 5,262.12 : x
  2. Step 2: Convert to fraction form
    8,617.36/11,893.26 = 5,262.12/x
  3. Step 3: Cross multiply
    8,617.36x = 11,893.26 × 5,262.12
  4. Step 4: Simplify right side
    8,617.36x = 62,583,761.31
  5. Step 5: Solve for x
    x = 62,583,761.31/8,617.36
  6. Step 6: Final answer
    x = 7,262.52

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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.