Home / 2,084.63-2,876.87-1,153.13

Finding the Fourth Proportional to 2,084.63, 2,876.87 and 1,153.13

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Solution

The fourth proportional to 2,084.63, 2,876.87 and 1,153.13 is: 1,591.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.63 : 2,876.87 = 1,153.13 : x
  2. Step 2: Convert to fraction form
    2,084.63/2,876.87 = 1,153.13/x
  3. Step 3: Cross multiply
    2,084.63x = 2,876.87 × 1,153.13
  4. Step 4: Simplify right side
    2,084.63x = 3,317,393.60
  5. Step 5: Solve for x
    x = 3,317,393.60/2,084.63
  6. Step 6: Final answer
    x = 1,591.36

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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.