Home / 3,926.16-5,890.11-2,173.72

Finding the Fourth Proportional to 3,926.16, 5,890.11 and 2,173.72

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Solution

The fourth proportional to 3,926.16, 5,890.11 and 2,173.72 is: 3,261.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.16 : 5,890.11 = 2,173.72 : x
  2. Step 2: Convert to fraction form
    3,926.16/5,890.11 = 2,173.72/x
  3. Step 3: Cross multiply
    3,926.16x = 5,890.11 × 2,173.72
  4. Step 4: Simplify right side
    3,926.16x = 12,803,409.59
  5. Step 5: Solve for x
    x = 12,803,409.59/3,926.16
  6. Step 6: Final answer
    x = 3,261.05

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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.