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Finding the Fourth Proportional to 4,883.35, 7,334.95 and 4,311.33

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Solution

The fourth proportional to 4,883.35, 7,334.95 and 4,311.33 is: 6,475.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,883.35 : 7,334.95 = 4,311.33 : x
  2. Step 2: Convert to fraction form
    4,883.35/7,334.95 = 4,311.33/x
  3. Step 3: Cross multiply
    4,883.35x = 7,334.95 × 4,311.33
  4. Step 4: Simplify right side
    4,883.35x = 31,623,389.98
  5. Step 5: Solve for x
    x = 31,623,389.98/4,883.35
  6. Step 6: Final answer
    x = 6,475.76

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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.