Home / 2,792.16-4,186.08-1,332

Finding the Fourth Proportional to 2,792.16, 4,186.08 and 1,332

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Solution

The fourth proportional to 2,792.16, 4,186.08 and 1,332 is: 1,996.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.16 : 4,186.08 = 1,332 : x
  2. Step 2: Convert to fraction form
    2,792.16/4,186.08 = 1,332/x
  3. Step 3: Cross multiply
    2,792.16x = 4,186.08 × 1,332
  4. Step 4: Simplify right side
    2,792.16x = 5,575,858.56
  5. Step 5: Solve for x
    x = 5,575,858.56/2,792.16
  6. Step 6: Final answer
    x = 1,996.97

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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.