Home / 2,258.56-3,388.16-1,717.44

Finding the Fourth Proportional to 2,258.56, 3,388.16 and 1,717.44

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Solution

The fourth proportional to 2,258.56, 3,388.16 and 1,717.44 is: 2,576.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258.56 : 3,388.16 = 1,717.44 : x
  2. Step 2: Convert to fraction form
    2,258.56/3,388.16 = 1,717.44/x
  3. Step 3: Cross multiply
    2,258.56x = 3,388.16 × 1,717.44
  4. Step 4: Simplify right side
    2,258.56x = 5,818,961.51
  5. Step 5: Solve for x
    x = 5,818,961.51/2,258.56
  6. Step 6: Final answer
    x = 2,576.40

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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.