Home / 4,100.49-6,153.68-2,780.96

Finding the Fourth Proportional to 4,100.49, 6,153.68 and 2,780.96

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Solution

The fourth proportional to 4,100.49, 6,153.68 and 2,780.96 is: 4,173.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.49 : 6,153.68 = 2,780.96 : x
  2. Step 2: Convert to fraction form
    4,100.49/6,153.68 = 2,780.96/x
  3. Step 3: Cross multiply
    4,100.49x = 6,153.68 × 2,780.96
  4. Step 4: Simplify right side
    4,100.49x = 17,113,114.12
  5. Step 5: Solve for x
    x = 17,113,114.12/4,100.49
  6. Step 6: Final answer
    x = 4,173.43

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1.5x scale

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.