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Finding the Fourth Proportional to 4,669.39, 7,004.83 and 1,896.30

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Solution

The fourth proportional to 4,669.39, 7,004.83 and 1,896.30 is: 2,844.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669.39 : 7,004.83 = 1,896.30 : x
  2. Step 2: Convert to fraction form
    4,669.39/7,004.83 = 1,896.30/x
  3. Step 3: Cross multiply
    4,669.39x = 7,004.83 × 1,896.30
  4. Step 4: Simplify right side
    4,669.39x = 13,283,254.39
  5. Step 5: Solve for x
    x = 13,283,254.39/4,669.39
  6. Step 6: Final answer
    x = 2,844.75

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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.