Home / 2,824.42-4,216.35-2,455.36

Finding the Fourth Proportional to 2,824.42, 4,216.35 and 2,455.36

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Solution

The fourth proportional to 2,824.42, 4,216.35 and 2,455.36 is: 3,665.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.42 : 4,216.35 = 2,455.36 : x
  2. Step 2: Convert to fraction form
    2,824.42/4,216.35 = 2,455.36/x
  3. Step 3: Cross multiply
    2,824.42x = 4,216.35 × 2,455.36
  4. Step 4: Simplify right side
    2,824.42x = 10,352,679.52
  5. Step 5: Solve for x
    x = 10,352,679.52/2,824.42
  6. Step 6: Final answer
    x = 3,665.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.