Home / 5,591.35-7,711.45-3,795.88

Finding the Fourth Proportional to 5,591.35, 7,711.45 and 3,795.88

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Solution

The fourth proportional to 5,591.35, 7,711.45 and 3,795.88 is: 5,235.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591.35 : 7,711.45 = 3,795.88 : x
  2. Step 2: Convert to fraction form
    5,591.35/7,711.45 = 3,795.88/x
  3. Step 3: Cross multiply
    5,591.35x = 7,711.45 × 3,795.88
  4. Step 4: Simplify right side
    5,591.35x = 29,271,738.83
  5. Step 5: Solve for x
    x = 29,271,738.83/5,591.35
  6. Step 6: Final answer
    x = 5,235.18

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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.