Home / 6,522.64-9,759.68-3,891.55

Finding the Fourth Proportional to 6,522.64, 9,759.68 and 3,891.55

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Solution

The fourth proportional to 6,522.64, 9,759.68 and 3,891.55 is: 5,822.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,522.64 : 9,759.68 = 3,891.55 : x
  2. Step 2: Convert to fraction form
    6,522.64/9,759.68 = 3,891.55/x
  3. Step 3: Cross multiply
    6,522.64x = 9,759.68 × 3,891.55
  4. Step 4: Simplify right side
    6,522.64x = 37,980,282.70
  5. Step 5: Solve for x
    x = 37,980,282.70/6,522.64
  6. Step 6: Final answer
    x = 5,822.84

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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.