Home / 1,471.02-2,026.58-1,028.22

Finding the Fourth Proportional to 1,471.02, 2,026.58 and 1,028.22

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Solution

The fourth proportional to 1,471.02, 2,026.58 and 1,028.22 is: 1,416.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471.02 : 2,026.58 = 1,028.22 : x
  2. Step 2: Convert to fraction form
    1,471.02/2,026.58 = 1,028.22/x
  3. Step 3: Cross multiply
    1,471.02x = 2,026.58 × 1,028.22
  4. Step 4: Simplify right side
    1,471.02x = 2,083,770.09
  5. Step 5: Solve for x
    x = 2,083,770.09/1,471.02
  6. Step 6: Final answer
    x = 1,416.55

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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.