Home / 2,907.84-4,340.66-2,691.01

Finding the Fourth Proportional to 2,907.84, 4,340.66 and 2,691.01

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Solution

The fourth proportional to 2,907.84, 4,340.66 and 2,691.01 is: 4,016.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907.84 : 4,340.66 = 2,691.01 : x
  2. Step 2: Convert to fraction form
    2,907.84/4,340.66 = 2,691.01/x
  3. Step 3: Cross multiply
    2,907.84x = 4,340.66 × 2,691.01
  4. Step 4: Simplify right side
    2,907.84x = 11,680,759.47
  5. Step 5: Solve for x
    x = 11,680,759.47/2,907.84
  6. Step 6: Final answer
    x = 4,016.99

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.