Home / 4,292.57-6,437.82-1,172.59

Finding the Fourth Proportional to 4,292.57, 6,437.82 and 1,172.59

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Solution

The fourth proportional to 4,292.57, 6,437.82 and 1,172.59 is: 1,758.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.57 : 6,437.82 = 1,172.59 : x
  2. Step 2: Convert to fraction form
    4,292.57/6,437.82 = 1,172.59/x
  3. Step 3: Cross multiply
    4,292.57x = 6,437.82 × 1,172.59
  4. Step 4: Simplify right side
    4,292.57x = 7,548,941.27
  5. Step 5: Solve for x
    x = 7,548,941.27/4,292.57
  6. Step 6: Final answer
    x = 1,758.61

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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.