Home / 3,918.06-5,875.70-1,144.04

Finding the Fourth Proportional to 3,918.06, 5,875.70 and 1,144.04

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Solution

The fourth proportional to 3,918.06, 5,875.70 and 1,144.04 is: 1,715.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918.06 : 5,875.70 = 1,144.04 : x
  2. Step 2: Convert to fraction form
    3,918.06/5,875.70 = 1,144.04/x
  3. Step 3: Cross multiply
    3,918.06x = 5,875.70 × 1,144.04
  4. Step 4: Simplify right side
    3,918.06x = 6,722,000.73
  5. Step 5: Solve for x
    x = 6,722,000.73/3,918.06
  6. Step 6: Final answer
    x = 1,715.65

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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.