Home / 2,054.28-2,828.34-1,792.20

Finding the Fourth Proportional to 2,054.28, 2,828.34 and 1,792.20

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Solution

The fourth proportional to 2,054.28, 2,828.34 and 1,792.20 is: 2,467.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,054.28 : 2,828.34 = 1,792.20 : x
  2. Step 2: Convert to fraction form
    2,054.28/2,828.34 = 1,792.20/x
  3. Step 3: Cross multiply
    2,054.28x = 2,828.34 × 1,792.20
  4. Step 4: Simplify right side
    2,054.28x = 5,068,950.95
  5. Step 5: Solve for x
    x = 5,068,950.95/2,054.28
  6. Step 6: Final answer
    x = 2,467.51

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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.