Home / 3,790.08-5,228.10-2,611.08

Finding the Fourth Proportional to 3,790.08, 5,228.10 and 2,611.08

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Solution

The fourth proportional to 3,790.08, 5,228.10 and 2,611.08 is: 3,601.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.08 : 5,228.10 = 2,611.08 : x
  2. Step 2: Convert to fraction form
    3,790.08/5,228.10 = 2,611.08/x
  3. Step 3: Cross multiply
    3,790.08x = 5,228.10 × 2,611.08
  4. Step 4: Simplify right side
    3,790.08x = 13,650,987.35
  5. Step 5: Solve for x
    x = 13,650,987.35/3,790.08
  6. Step 6: Final answer
    x = 3,601.77

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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.