Home / 2,563.49-3,537.53-1,619.79

Finding the Fourth Proportional to 2,563.49, 3,537.53 and 1,619.79

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Solution

The fourth proportional to 2,563.49, 3,537.53 and 1,619.79 is: 2,235.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,563.49 : 3,537.53 = 1,619.79 : x
  2. Step 2: Convert to fraction form
    2,563.49/3,537.53 = 1,619.79/x
  3. Step 3: Cross multiply
    2,563.49x = 3,537.53 × 1,619.79
  4. Step 4: Simplify right side
    2,563.49x = 5,730,050.92
  5. Step 5: Solve for x
    x = 5,730,050.92/2,563.49
  6. Step 6: Final answer
    x = 2,235.25

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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.