Home / 2,781.33-4,166.33-1,804.47

Finding the Fourth Proportional to 2,781.33, 4,166.33 and 1,804.47

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Solution

The fourth proportional to 2,781.33, 4,166.33 and 1,804.47 is: 2,703.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781.33 : 4,166.33 = 1,804.47 : x
  2. Step 2: Convert to fraction form
    2,781.33/4,166.33 = 1,804.47/x
  3. Step 3: Cross multiply
    2,781.33x = 4,166.33 × 1,804.47
  4. Step 4: Simplify right side
    2,781.33x = 7,518,008.47
  5. Step 5: Solve for x
    x = 7,518,008.47/2,781.33
  6. Step 6: Final answer
    x = 2,703.03

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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.