Home / 3,817.23-5,718.59-2,174.91

Finding the Fourth Proportional to 3,817.23, 5,718.59 and 2,174.91

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Solution

The fourth proportional to 3,817.23, 5,718.59 and 2,174.91 is: 3,258.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817.23 : 5,718.59 = 2,174.91 : x
  2. Step 2: Convert to fraction form
    3,817.23/5,718.59 = 2,174.91/x
  3. Step 3: Cross multiply
    3,817.23x = 5,718.59 × 2,174.91
  4. Step 4: Simplify right side
    3,817.23x = 12,437,407.70
  5. Step 5: Solve for x
    x = 12,437,407.70/3,817.23
  6. Step 6: Final answer
    x = 3,258.23

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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.