Home / 1,250.08-1,724.87-802.33

Finding the Fourth Proportional to 1,250.08, 1,724.87 and 802.33

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Solution

The fourth proportional to 1,250.08, 1,724.87 and 802.33 is: 1,107.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250.08 : 1,724.87 = 802.33 : x
  2. Step 2: Convert to fraction form
    1,250.08/1,724.87 = 802.33/x
  3. Step 3: Cross multiply
    1,250.08x = 1,724.87 × 802.33
  4. Step 4: Simplify right side
    1,250.08x = 1,383,912.64
  5. Step 5: Solve for x
    x = 1,383,912.64/1,250.08
  6. Step 6: Final answer
    x = 1,107.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.