Home / 2,276.06-3,414.60-889.40

Finding the Fourth Proportional to 2,276.06, 3,414.60 and 889.40

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Solution

The fourth proportional to 2,276.06, 3,414.60 and 889.40 is: 1,334.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.06 : 3,414.60 = 889.40 : x
  2. Step 2: Convert to fraction form
    2,276.06/3,414.60 = 889.40/x
  3. Step 3: Cross multiply
    2,276.06x = 3,414.60 × 889.40
  4. Step 4: Simplify right side
    2,276.06x = 3,036,945.24
  5. Step 5: Solve for x
    x = 3,036,945.24/2,276.06
  6. Step 6: Final answer
    x = 1,334.30

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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.