Home / 4,694.40-7,042.08-1,616

Finding the Fourth Proportional to 4,694.40, 7,042.08 and 1,616

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Solution

The fourth proportional to 4,694.40, 7,042.08 and 1,616 is: 2,424.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,694.40 : 7,042.08 = 1,616 : x
  2. Step 2: Convert to fraction form
    4,694.40/7,042.08 = 1,616/x
  3. Step 3: Cross multiply
    4,694.40x = 7,042.08 × 1,616
  4. Step 4: Simplify right side
    4,694.40x = 11,380,001.28
  5. Step 5: Solve for x
    x = 11,380,001.28/4,694.40
  6. Step 6: Final answer
    x = 2,424.17

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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.