Home / 2,497.72-3,743.70-1,197.40

Finding the Fourth Proportional to 2,497.72, 3,743.70 and 1,197.40

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Solution

The fourth proportional to 2,497.72, 3,743.70 and 1,197.40 is: 1,794.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,497.72 : 3,743.70 = 1,197.40 : x
  2. Step 2: Convert to fraction form
    2,497.72/3,743.70 = 1,197.40/x
  3. Step 3: Cross multiply
    2,497.72x = 3,743.70 × 1,197.40
  4. Step 4: Simplify right side
    2,497.72x = 4,482,706.38
  5. Step 5: Solve for x
    x = 4,482,706.38/2,497.72
  6. Step 6: Final answer
    x = 1,794.72

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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.