Home / 5,258.63-7,257.74-3,243.23

Finding the Fourth Proportional to 5,258.63, 7,257.74 and 3,243.23

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Solution

The fourth proportional to 5,258.63, 7,257.74 and 3,243.23 is: 4,476.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.63 : 7,257.74 = 3,243.23 : x
  2. Step 2: Convert to fraction form
    5,258.63/7,257.74 = 3,243.23/x
  3. Step 3: Cross multiply
    5,258.63x = 7,257.74 × 3,243.23
  4. Step 4: Simplify right side
    5,258.63x = 23,538,467.60
  5. Step 5: Solve for x
    x = 23,538,467.60/5,258.63
  6. Step 6: Final answer
    x = 4,476.16

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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.