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Finding the Fourth Proportional to 3,004.67, 4,509.33 and 1,964.39

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Solution

The fourth proportional to 3,004.67, 4,509.33 and 1,964.39 is: 2,948.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004.67 : 4,509.33 = 1,964.39 : x
  2. Step 2: Convert to fraction form
    3,004.67/4,509.33 = 1,964.39/x
  3. Step 3: Cross multiply
    3,004.67x = 4,509.33 × 1,964.39
  4. Step 4: Simplify right side
    3,004.67x = 8,858,082.76
  5. Step 5: Solve for x
    x = 8,858,082.76/3,004.67
  6. Step 6: Final answer
    x = 2,948.11

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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.