Home / 1,899.80-2,850.10-601.36

Finding the Fourth Proportional to 1,899.80, 2,850.10 and 601.36

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Solution

The fourth proportional to 1,899.80, 2,850.10 and 601.36 is: 902.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899.80 : 2,850.10 = 601.36 : x
  2. Step 2: Convert to fraction form
    1,899.80/2,850.10 = 601.36/x
  3. Step 3: Cross multiply
    1,899.80x = 2,850.10 × 601.36
  4. Step 4: Simplify right side
    1,899.80x = 1,713,936.14
  5. Step 5: Solve for x
    x = 1,713,936.14/1,899.80
  6. Step 6: Final answer
    x = 902.17

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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.