Home / 3,611.47-5,417.96-2,052.19

Finding the Fourth Proportional to 3,611.47, 5,417.96 and 2,052.19

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Solution

The fourth proportional to 3,611.47, 5,417.96 and 2,052.19 is: 3,078.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.47 : 5,417.96 = 2,052.19 : x
  2. Step 2: Convert to fraction form
    3,611.47/5,417.96 = 2,052.19/x
  3. Step 3: Cross multiply
    3,611.47x = 5,417.96 × 2,052.19
  4. Step 4: Simplify right side
    3,611.47x = 11,118,673.07
  5. Step 5: Solve for x
    x = 11,118,673.07/3,611.47
  6. Step 6: Final answer
    x = 3,078.72

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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.