Home / 3,122.03-4,308.08-1,795.93

Finding the Fourth Proportional to 3,122.03, 4,308.08 and 1,795.93

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Solution

The fourth proportional to 3,122.03, 4,308.08 and 1,795.93 is: 2,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122.03 : 4,308.08 = 1,795.93 : x
  2. Step 2: Convert to fraction form
    3,122.03/4,308.08 = 1,795.93/x
  3. Step 3: Cross multiply
    3,122.03x = 4,308.08 × 1,795.93
  4. Step 4: Simplify right side
    3,122.03x = 7,737,010.11
  5. Step 5: Solve for x
    x = 7,737,010.11/3,122.03
  6. Step 6: Final answer
    x = 2,478.20

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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.