Home / 2,351.37-3,525.58-1,620.12

Finding the Fourth Proportional to 2,351.37, 3,525.58 and 1,620.12

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Solution

The fourth proportional to 2,351.37, 3,525.58 and 1,620.12 is: 2,429.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.37 : 3,525.58 = 1,620.12 : x
  2. Step 2: Convert to fraction form
    2,351.37/3,525.58 = 1,620.12/x
  3. Step 3: Cross multiply
    2,351.37x = 3,525.58 × 1,620.12
  4. Step 4: Simplify right side
    2,351.37x = 5,711,862.67
  5. Step 5: Solve for x
    x = 5,711,862.67/2,351.37
  6. Step 6: Final answer
    x = 2,429.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.