Home / 3,198.79-4,417.74-2,602.83

Finding the Fourth Proportional to 3,198.79, 4,417.74 and 2,602.83

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Solution

The fourth proportional to 3,198.79, 4,417.74 and 2,602.83 is: 3,594.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.79 : 4,417.74 = 2,602.83 : x
  2. Step 2: Convert to fraction form
    3,198.79/4,417.74 = 2,602.83/x
  3. Step 3: Cross multiply
    3,198.79x = 4,417.74 × 2,602.83
  4. Step 4: Simplify right side
    3,198.79x = 11,498,642.77
  5. Step 5: Solve for x
    x = 11,498,642.77/3,198.79
  6. Step 6: Final answer
    x = 3,594.68

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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.