Home / 4,118.24-6,177.90-2,170.55

Finding the Fourth Proportional to 4,118.24, 6,177.90 and 2,170.55

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Solution

The fourth proportional to 4,118.24, 6,177.90 and 2,170.55 is: 3,256.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.24 : 6,177.90 = 2,170.55 : x
  2. Step 2: Convert to fraction form
    4,118.24/6,177.90 = 2,170.55/x
  3. Step 3: Cross multiply
    4,118.24x = 6,177.90 × 2,170.55
  4. Step 4: Simplify right side
    4,118.24x = 13,409,440.85
  5. Step 5: Solve for x
    x = 13,409,440.85/4,118.24
  6. Step 6: Final answer
    x = 3,256.11

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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.