Home / 8,448.15-11,658.77-5,610.63

Finding the Fourth Proportional to 8,448.15, 11,658.77 and 5,610.63

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Solution

The fourth proportional to 8,448.15, 11,658.77 and 5,610.63 is: 7,742.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448.15 : 11,658.77 = 5,610.63 : x
  2. Step 2: Convert to fraction form
    8,448.15/11,658.77 = 5,610.63/x
  3. Step 3: Cross multiply
    8,448.15x = 11,658.77 × 5,610.63
  4. Step 4: Simplify right side
    8,448.15x = 65,413,044.73
  5. Step 5: Solve for x
    x = 65,413,044.73/8,448.15
  6. Step 6: Final answer
    x = 7,742.88

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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.