Home / 2,272.98-3,411.33-1,177.66

Finding the Fourth Proportional to 2,272.98, 3,411.33 and 1,177.66

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Solution

The fourth proportional to 2,272.98, 3,411.33 and 1,177.66 is: 1,767.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.98 : 3,411.33 = 1,177.66 : x
  2. Step 2: Convert to fraction form
    2,272.98/3,411.33 = 1,177.66/x
  3. Step 3: Cross multiply
    2,272.98x = 3,411.33 × 1,177.66
  4. Step 4: Simplify right side
    2,272.98x = 4,017,386.89
  5. Step 5: Solve for x
    x = 4,017,386.89/2,272.98
  6. Step 6: Final answer
    x = 1,767.45

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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.