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Finding the Fourth Proportional to 4,904.76, 7,359.19 and 2,133.76

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Solution

The fourth proportional to 4,904.76, 7,359.19 and 2,133.76 is: 3,201.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.76 : 7,359.19 = 2,133.76 : x
  2. Step 2: Convert to fraction form
    4,904.76/7,359.19 = 2,133.76/x
  3. Step 3: Cross multiply
    4,904.76x = 7,359.19 × 2,133.76
  4. Step 4: Simplify right side
    4,904.76x = 15,702,745.25
  5. Step 5: Solve for x
    x = 15,702,745.25/4,904.76
  6. Step 6: Final answer
    x = 3,201.53

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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.