Home / 4,174.20-6,261.30-1,254.57

Finding the Fourth Proportional to 4,174.20, 6,261.30 and 1,254.57

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Solution

The fourth proportional to 4,174.20, 6,261.30 and 1,254.57 is: 1,881.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.20 : 6,261.30 = 1,254.57 : x
  2. Step 2: Convert to fraction form
    4,174.20/6,261.30 = 1,254.57/x
  3. Step 3: Cross multiply
    4,174.20x = 6,261.30 × 1,254.57
  4. Step 4: Simplify right side
    4,174.20x = 7,855,239.14
  5. Step 5: Solve for x
    x = 7,855,239.14/4,174.20
  6. Step 6: Final answer
    x = 1,881.86

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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.