Home / 2,535.36-3,494.88-2,431.68

Finding the Fourth Proportional to 2,535.36, 3,494.88 and 2,431.68

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Solution

The fourth proportional to 2,535.36, 3,494.88 and 2,431.68 is: 3,351.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,535.36 : 3,494.88 = 2,431.68 : x
  2. Step 2: Convert to fraction form
    2,535.36/3,494.88 = 2,431.68/x
  3. Step 3: Cross multiply
    2,535.36x = 3,494.88 × 2,431.68
  4. Step 4: Simplify right side
    2,535.36x = 8,498,429.80
  5. Step 5: Solve for x
    x = 8,498,429.80/2,535.36
  6. Step 6: Final answer
    x = 3,351.96

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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.