Home / 7,654.85-11,482.55-2,108.62

Finding the Fourth Proportional to 7,654.85, 11,482.55 and 2,108.62

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Solution

The fourth proportional to 7,654.85, 11,482.55 and 2,108.62 is: 3,163.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654.85 : 11,482.55 = 2,108.62 : x
  2. Step 2: Convert to fraction form
    7,654.85/11,482.55 = 2,108.62/x
  3. Step 3: Cross multiply
    7,654.85x = 11,482.55 × 2,108.62
  4. Step 4: Simplify right side
    7,654.85x = 24,212,334.58
  5. Step 5: Solve for x
    x = 24,212,334.58/7,654.85
  6. Step 6: Final answer
    x = 3,163.01

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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.