Home / 4,191.70-5,783.58-2,700.12

Finding the Fourth Proportional to 4,191.70, 5,783.58 and 2,700.12

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Solution

The fourth proportional to 4,191.70, 5,783.58 and 2,700.12 is: 3,725.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.70 : 5,783.58 = 2,700.12 : x
  2. Step 2: Convert to fraction form
    4,191.70/5,783.58 = 2,700.12/x
  3. Step 3: Cross multiply
    4,191.70x = 5,783.58 × 2,700.12
  4. Step 4: Simplify right side
    4,191.70x = 15,616,360.03
  5. Step 5: Solve for x
    x = 15,616,360.03/4,191.70
  6. Step 6: Final answer
    x = 3,725.54

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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.