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Finding the Fourth Proportional to 8,892.25, 13,345.86 and 4,448.58

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Solution

The fourth proportional to 8,892.25, 13,345.86 and 4,448.58 is: 6,676.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892.25 : 13,345.86 = 4,448.58 : x
  2. Step 2: Convert to fraction form
    8,892.25/13,345.86 = 4,448.58/x
  3. Step 3: Cross multiply
    8,892.25x = 13,345.86 × 4,448.58
  4. Step 4: Simplify right side
    8,892.25x = 59,370,092.51
  5. Step 5: Solve for x
    x = 59,370,092.51/8,892.25
  6. Step 6: Final answer
    x = 6,676.61

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1.5x scale

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.