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Finding the Fourth Proportional to 3,258.24, 4,887.29 and 793.08

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Solution

The fourth proportional to 3,258.24, 4,887.29 and 793.08 is: 1,189.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.24 : 4,887.29 = 793.08 : x
  2. Step 2: Convert to fraction form
    3,258.24/4,887.29 = 793.08/x
  3. Step 3: Cross multiply
    3,258.24x = 4,887.29 × 793.08
  4. Step 4: Simplify right side
    3,258.24x = 3,876,011.95
  5. Step 5: Solve for x
    x = 3,876,011.95/3,258.24
  6. Step 6: Final answer
    x = 1,189.60

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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.