Home / 5,148.35-7,103.73-3,258.60

Finding the Fourth Proportional to 5,148.35, 7,103.73 and 3,258.60

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Solution

The fourth proportional to 5,148.35, 7,103.73 and 3,258.60 is: 4,496.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148.35 : 7,103.73 = 3,258.60 : x
  2. Step 2: Convert to fraction form
    5,148.35/7,103.73 = 3,258.60/x
  3. Step 3: Cross multiply
    5,148.35x = 7,103.73 × 3,258.60
  4. Step 4: Simplify right side
    5,148.35x = 23,148,214.58
  5. Step 5: Solve for x
    x = 23,148,214.58/5,148.35
  6. Step 6: Final answer
    x = 4,496.24

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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.