Home / 1,351.06-1,852.85-1,294.93

Finding the Fourth Proportional to 1,351.06, 1,852.85 and 1,294.93

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Solution

The fourth proportional to 1,351.06, 1,852.85 and 1,294.93 is: 1,775.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351.06 : 1,852.85 = 1,294.93 : x
  2. Step 2: Convert to fraction form
    1,351.06/1,852.85 = 1,294.93/x
  3. Step 3: Cross multiply
    1,351.06x = 1,852.85 × 1,294.93
  4. Step 4: Simplify right side
    1,351.06x = 2,399,311.05
  5. Step 5: Solve for x
    x = 2,399,311.05/1,351.06
  6. Step 6: Final answer
    x = 1,775.87

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.