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Finding the Fourth Proportional to 5,201.64, 7,803.84 and 1,504.18

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Solution

The fourth proportional to 5,201.64, 7,803.84 and 1,504.18 is: 2,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201.64 : 7,803.84 = 1,504.18 : x
  2. Step 2: Convert to fraction form
    5,201.64/7,803.84 = 1,504.18/x
  3. Step 3: Cross multiply
    5,201.64x = 7,803.84 × 1,504.18
  4. Step 4: Simplify right side
    5,201.64x = 11,738,380.05
  5. Step 5: Solve for x
    x = 11,738,380.05/5,201.64
  6. Step 6: Final answer
    x = 2,256.67

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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.