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Finding the Fourth Proportional to 4,803.24, 6,629.38 and 3,035.56

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Solution

The fourth proportional to 4,803.24, 6,629.38 and 3,035.56 is: 4,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.24 : 6,629.38 = 3,035.56 : x
  2. Step 2: Convert to fraction form
    4,803.24/6,629.38 = 3,035.56/x
  3. Step 3: Cross multiply
    4,803.24x = 6,629.38 × 3,035.56
  4. Step 4: Simplify right side
    4,803.24x = 20,123,880.75
  5. Step 5: Solve for x
    x = 20,123,880.75/4,803.24
  6. Step 6: Final answer
    x = 4,189.65

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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.