Home / 7,759.45-10,706.20-4,572.92

Finding the Fourth Proportional to 7,759.45, 10,706.20 and 4,572.92

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Solution

The fourth proportional to 7,759.45, 10,706.20 and 4,572.92 is: 6,309.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,759.45 : 10,706.20 = 4,572.92 : x
  2. Step 2: Convert to fraction form
    7,759.45/10,706.20 = 4,572.92/x
  3. Step 3: Cross multiply
    7,759.45x = 10,706.20 × 4,572.92
  4. Step 4: Simplify right side
    7,759.45x = 48,958,611.44
  5. Step 5: Solve for x
    x = 48,958,611.44/7,759.45
  6. Step 6: Final answer
    x = 6,309.55

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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.