Home / 3,475.54-4,791.27-2,479.09

Finding the Fourth Proportional to 3,475.54, 4,791.27 and 2,479.09

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Solution

The fourth proportional to 3,475.54, 4,791.27 and 2,479.09 is: 3,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.54 : 4,791.27 = 2,479.09 : x
  2. Step 2: Convert to fraction form
    3,475.54/4,791.27 = 2,479.09/x
  3. Step 3: Cross multiply
    3,475.54x = 4,791.27 × 2,479.09
  4. Step 4: Simplify right side
    3,475.54x = 11,877,989.54
  5. Step 5: Solve for x
    x = 11,877,989.54/3,475.54
  6. Step 6: Final answer
    x = 3,417.60

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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.