Home / 2,023.62-2,792.90-1,227.07

Finding the Fourth Proportional to 2,023.62, 2,792.90 and 1,227.07

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Solution

The fourth proportional to 2,023.62, 2,792.90 and 1,227.07 is: 1,693.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.62 : 2,792.90 = 1,227.07 : x
  2. Step 2: Convert to fraction form
    2,023.62/2,792.90 = 1,227.07/x
  3. Step 3: Cross multiply
    2,023.62x = 2,792.90 × 1,227.07
  4. Step 4: Simplify right side
    2,023.62x = 3,427,088.95
  5. Step 5: Solve for x
    x = 3,427,088.95/2,023.62
  6. Step 6: Final answer
    x = 1,693.55

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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.