Home / 7,654.35-11,480.59-2,108.25

Finding the Fourth Proportional to 7,654.35, 11,480.59 and 2,108.25

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Solution

The fourth proportional to 7,654.35, 11,480.59 and 2,108.25 is: 3,162.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654.35 : 11,480.59 = 2,108.25 : x
  2. Step 2: Convert to fraction form
    7,654.35/11,480.59 = 2,108.25/x
  3. Step 3: Cross multiply
    7,654.35x = 11,480.59 × 2,108.25
  4. Step 4: Simplify right side
    7,654.35x = 24,203,953.87
  5. Step 5: Solve for x
    x = 24,203,953.87/7,654.35
  6. Step 6: Final answer
    x = 3,162.12

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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.