Home / 3,028.64-4,542.65-1,054.22

Finding the Fourth Proportional to 3,028.64, 4,542.65 and 1,054.22

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Solution

The fourth proportional to 3,028.64, 4,542.65 and 1,054.22 is: 1,581.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.64 : 4,542.65 = 1,054.22 : x
  2. Step 2: Convert to fraction form
    3,028.64/4,542.65 = 1,054.22/x
  3. Step 3: Cross multiply
    3,028.64x = 4,542.65 × 1,054.22
  4. Step 4: Simplify right side
    3,028.64x = 4,788,958.57
  5. Step 5: Solve for x
    x = 4,788,958.57/3,028.64
  6. Step 6: Final answer
    x = 1,581.22

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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.