Home / 2,418.96-3,628.08-2,010.72

Finding the Fourth Proportional to 2,418.96, 3,628.08 and 2,010.72

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Solution

The fourth proportional to 2,418.96, 3,628.08 and 2,010.72 is: 3,015.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.96 : 3,628.08 = 2,010.72 : x
  2. Step 2: Convert to fraction form
    2,418.96/3,628.08 = 2,010.72/x
  3. Step 3: Cross multiply
    2,418.96x = 3,628.08 × 2,010.72
  4. Step 4: Simplify right side
    2,418.96x = 7,295,053.02
  5. Step 5: Solve for x
    x = 7,295,053.02/2,418.96
  6. Step 6: Final answer
    x = 3,015.78

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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.