Home / 2,403.24-3,599.70-1,620.60

Finding the Fourth Proportional to 2,403.24, 3,599.70 and 1,620.60

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Solution

The fourth proportional to 2,403.24, 3,599.70 and 1,620.60 is: 2,427.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.24 : 3,599.70 = 1,620.60 : x
  2. Step 2: Convert to fraction form
    2,403.24/3,599.70 = 1,620.60/x
  3. Step 3: Cross multiply
    2,403.24x = 3,599.70 × 1,620.60
  4. Step 4: Simplify right side
    2,403.24x = 5,833,673.82
  5. Step 5: Solve for x
    x = 5,833,673.82/2,403.24
  6. Step 6: Final answer
    x = 2,427.42

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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.