Home / 4,007.98-6,012.66-1,787.60

Finding the Fourth Proportional to 4,007.98, 6,012.66 and 1,787.60

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Solution

The fourth proportional to 4,007.98, 6,012.66 and 1,787.60 is: 2,681.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.98 : 6,012.66 = 1,787.60 : x
  2. Step 2: Convert to fraction form
    4,007.98/6,012.66 = 1,787.60/x
  3. Step 3: Cross multiply
    4,007.98x = 6,012.66 × 1,787.60
  4. Step 4: Simplify right side
    4,007.98x = 10,748,231.02
  5. Step 5: Solve for x
    x = 10,748,231.02/4,007.98
  6. Step 6: Final answer
    x = 2,681.71

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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.