Home / 3,301.28-4,557.40-2,258.80

Finding the Fourth Proportional to 3,301.28, 4,557.40 and 2,258.80

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Solution

The fourth proportional to 3,301.28, 4,557.40 and 2,258.80 is: 3,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.28 : 4,557.40 = 2,258.80 : x
  2. Step 2: Convert to fraction form
    3,301.28/4,557.40 = 2,258.80/x
  3. Step 3: Cross multiply
    3,301.28x = 4,557.40 × 2,258.80
  4. Step 4: Simplify right side
    3,301.28x = 10,294,255.12
  5. Step 5: Solve for x
    x = 10,294,255.12/3,301.28
  6. Step 6: Final answer
    x = 3,118.26

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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.