Home / 1,852.22-2,778.40-1,035.69

Finding the Fourth Proportional to 1,852.22, 2,778.40 and 1,035.69

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Solution

The fourth proportional to 1,852.22, 2,778.40 and 1,035.69 is: 1,553.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.22 : 2,778.40 = 1,035.69 : x
  2. Step 2: Convert to fraction form
    1,852.22/2,778.40 = 1,035.69/x
  3. Step 3: Cross multiply
    1,852.22x = 2,778.40 × 1,035.69
  4. Step 4: Simplify right side
    1,852.22x = 2,877,551.97
  5. Step 5: Solve for x
    x = 2,877,551.97/1,852.22
  6. Step 6: Final answer
    x = 1,553.57

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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.