Home / 4,521.55-6,771.80-4,396.99

Finding the Fourth Proportional to 4,521.55, 6,771.80 and 4,396.99

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Solution

The fourth proportional to 4,521.55, 6,771.80 and 4,396.99 is: 6,585.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.55 : 6,771.80 = 4,396.99 : x
  2. Step 2: Convert to fraction form
    4,521.55/6,771.80 = 4,396.99/x
  3. Step 3: Cross multiply
    4,521.55x = 6,771.80 × 4,396.99
  4. Step 4: Simplify right side
    4,521.55x = 29,775,481.04
  5. Step 5: Solve for x
    x = 29,775,481.04/4,521.55
  6. Step 6: Final answer
    x = 6,585.24

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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.