Home / 2,084.90-2,877.09-1,153.34

Finding the Fourth Proportional to 2,084.90, 2,877.09 and 1,153.34

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Solution

The fourth proportional to 2,084.90, 2,877.09 and 1,153.34 is: 1,591.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.90 : 2,877.09 = 1,153.34 : x
  2. Step 2: Convert to fraction form
    2,084.90/2,877.09 = 1,153.34/x
  3. Step 3: Cross multiply
    2,084.90x = 2,877.09 × 1,153.34
  4. Step 4: Simplify right side
    2,084.90x = 3,318,262.98
  5. Step 5: Solve for x
    x = 3,318,262.98/2,084.90
  6. Step 6: Final answer
    x = 1,591.57

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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.