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Finding the Fourth Proportional to 2,341.49, 3,511.69 and 880.79

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Solution

The fourth proportional to 2,341.49, 3,511.69 and 880.79 is: 1,320.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,341.49 : 3,511.69 = 880.79 : x
  2. Step 2: Convert to fraction form
    2,341.49/3,511.69 = 880.79/x
  3. Step 3: Cross multiply
    2,341.49x = 3,511.69 × 880.79
  4. Step 4: Simplify right side
    2,341.49x = 3,093,041.67
  5. Step 5: Solve for x
    x = 3,093,041.67/2,341.49
  6. Step 6: Final answer
    x = 1,320.97

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.