Home / 2,001.90-2,760.57-1,723.05

Finding the Fourth Proportional to 2,001.90, 2,760.57 and 1,723.05

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Solution

The fourth proportional to 2,001.90, 2,760.57 and 1,723.05 is: 2,376.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.90 : 2,760.57 = 1,723.05 : x
  2. Step 2: Convert to fraction form
    2,001.90/2,760.57 = 1,723.05/x
  3. Step 3: Cross multiply
    2,001.90x = 2,760.57 × 1,723.05
  4. Step 4: Simplify right side
    2,001.90x = 4,756,600.14
  5. Step 5: Solve for x
    x = 4,756,600.14/2,001.90
  6. Step 6: Final answer
    x = 2,376.04

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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.