Home / 2,084.62-2,876.79-1,153.14

Finding the Fourth Proportional to 2,084.62, 2,876.79 and 1,153.14

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Solution

The fourth proportional to 2,084.62, 2,876.79 and 1,153.14 is: 1,591.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.62 : 2,876.79 = 1,153.14 : x
  2. Step 2: Convert to fraction form
    2,084.62/2,876.79 = 1,153.14/x
  3. Step 3: Cross multiply
    2,084.62x = 2,876.79 × 1,153.14
  4. Step 4: Simplify right side
    2,084.62x = 3,317,341.62
  5. Step 5: Solve for x
    x = 3,317,341.62/2,084.62
  6. Step 6: Final answer
    x = 1,591.34

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1.5x scale

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.