Home / 8,858.48-12,226.36-5,132.48

Finding the Fourth Proportional to 8,858.48, 12,226.36 and 5,132.48

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Solution

The fourth proportional to 8,858.48, 12,226.36 and 5,132.48 is: 7,083.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.48 : 12,226.36 = 5,132.48 : x
  2. Step 2: Convert to fraction form
    8,858.48/12,226.36 = 5,132.48/x
  3. Step 3: Cross multiply
    8,858.48x = 12,226.36 × 5,132.48
  4. Step 4: Simplify right side
    8,858.48x = 62,751,548.17
  5. Step 5: Solve for x
    x = 62,751,548.17/8,858.48
  6. Step 6: Final answer
    x = 7,083.78

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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.