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Finding the Fourth Proportional to 3,258.18, 4,887.27 and 793.00

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Solution

The fourth proportional to 3,258.18, 4,887.27 and 793.00 is: 1,189.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.18 : 4,887.27 = 793.00 : x
  2. Step 2: Convert to fraction form
    3,258.18/4,887.27 = 793.00/x
  3. Step 3: Cross multiply
    3,258.18x = 4,887.27 × 793.00
  4. Step 4: Simplify right side
    3,258.18x = 3,875,592.89
  5. Step 5: Solve for x
    x = 3,875,592.89/3,258.18
  6. Step 6: Final answer
    x = 1,189.50

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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.