Home / 4,825.68-6,668.84-3,927.68

Finding the Fourth Proportional to 4,825.68, 6,668.84 and 3,927.68

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Solution

The fourth proportional to 4,825.68, 6,668.84 and 3,927.68 is: 5,427.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.68 : 6,668.84 = 3,927.68 : x
  2. Step 2: Convert to fraction form
    4,825.68/6,668.84 = 3,927.68/x
  3. Step 3: Cross multiply
    4,825.68x = 6,668.84 × 3,927.68
  4. Step 4: Simplify right side
    4,825.68x = 26,193,069.49
  5. Step 5: Solve for x
    x = 26,193,069.49/4,825.68
  6. Step 6: Final answer
    x = 5,427.85

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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.