Home / 1,894.14-2,612.62-1,146.82

Finding the Fourth Proportional to 1,894.14, 2,612.62 and 1,146.82

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Solution

The fourth proportional to 1,894.14, 2,612.62 and 1,146.82 is: 1,581.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894.14 : 2,612.62 = 1,146.82 : x
  2. Step 2: Convert to fraction form
    1,894.14/2,612.62 = 1,146.82/x
  3. Step 3: Cross multiply
    1,894.14x = 2,612.62 × 1,146.82
  4. Step 4: Simplify right side
    1,894.14x = 2,996,204.87
  5. Step 5: Solve for x
    x = 2,996,204.87/1,894.14
  6. Step 6: Final answer
    x = 1,581.83

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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.