Home / 7,673.48-11,508.86-2,125.44

Finding the Fourth Proportional to 7,673.48, 11,508.86 and 2,125.44

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Solution

The fourth proportional to 7,673.48, 11,508.86 and 2,125.44 is: 3,187.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,673.48 : 11,508.86 = 2,125.44 : x
  2. Step 2: Convert to fraction form
    7,673.48/11,508.86 = 2,125.44/x
  3. Step 3: Cross multiply
    7,673.48x = 11,508.86 × 2,125.44
  4. Step 4: Simplify right side
    7,673.48x = 24,461,380.77
  5. Step 5: Solve for x
    x = 24,461,380.77/7,673.48
  6. Step 6: Final answer
    x = 3,187.78

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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.