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Finding the Fourth Proportional to 4,146, 5,718 and 2,573.04

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Solution

The fourth proportional to 4,146, 5,718 and 2,573.04 is: 3,548.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146 : 5,718 = 2,573.04 : x
  2. Step 2: Convert to fraction form
    4,146/5,718 = 2,573.04/x
  3. Step 3: Cross multiply
    4,146x = 5,718 × 2,573.04
  4. Step 4: Simplify right side
    4,146x = 14,712,642.72
  5. Step 5: Solve for x
    x = 14,712,642.72/4,146
  6. Step 6: Final answer
    x = 3,548.64

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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.