Home / 5,133.59-7,682.85-3,258.55

Finding the Fourth Proportional to 5,133.59, 7,682.85 and 3,258.55

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Solution

The fourth proportional to 5,133.59, 7,682.85 and 3,258.55 is: 4,876.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.59 : 7,682.85 = 3,258.55 : x
  2. Step 2: Convert to fraction form
    5,133.59/7,682.85 = 3,258.55/x
  3. Step 3: Cross multiply
    5,133.59x = 7,682.85 × 3,258.55
  4. Step 4: Simplify right side
    5,133.59x = 25,034,917.26
  5. Step 5: Solve for x
    x = 25,034,917.26/5,133.59
  6. Step 6: Final answer
    x = 4,876.68

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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.