Home / 5,911.24-8,157.56-3,258.74

Finding the Fourth Proportional to 5,911.24, 8,157.56 and 3,258.74

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Solution

The fourth proportional to 5,911.24, 8,157.56 and 3,258.74 is: 4,497.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.24 : 8,157.56 = 3,258.74 : x
  2. Step 2: Convert to fraction form
    5,911.24/8,157.56 = 3,258.74/x
  3. Step 3: Cross multiply
    5,911.24x = 8,157.56 × 3,258.74
  4. Step 4: Simplify right side
    5,911.24x = 26,583,367.07
  5. Step 5: Solve for x
    x = 26,583,367.07/5,911.24
  6. Step 6: Final answer
    x = 4,497.09

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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.