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Finding the Fourth Proportional to 4,900.60, 6,760.52 and 2,803.52

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Solution

The fourth proportional to 4,900.60, 6,760.52 and 2,803.52 is: 3,867.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.60 : 6,760.52 = 2,803.52 : x
  2. Step 2: Convert to fraction form
    4,900.60/6,760.52 = 2,803.52/x
  3. Step 3: Cross multiply
    4,900.60x = 6,760.52 × 2,803.52
  4. Step 4: Simplify right side
    4,900.60x = 18,953,253.03
  5. Step 5: Solve for x
    x = 18,953,253.03/4,900.60
  6. Step 6: Final answer
    x = 3,867.54

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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.