Home / 3,530.96-4,871.46-2,203.58

Finding the Fourth Proportional to 3,530.96, 4,871.46 and 2,203.58

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Solution

The fourth proportional to 3,530.96, 4,871.46 and 2,203.58 is: 3,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.96 : 4,871.46 = 2,203.58 : x
  2. Step 2: Convert to fraction form
    3,530.96/4,871.46 = 2,203.58/x
  3. Step 3: Cross multiply
    3,530.96x = 4,871.46 × 2,203.58
  4. Step 4: Simplify right side
    3,530.96x = 10,734,651.83
  5. Step 5: Solve for x
    x = 10,734,651.83/3,530.96
  6. Step 6: Final answer
    x = 3,040.15

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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.