Home / 4,538.77-6,805.19-1,907.96

Finding the Fourth Proportional to 4,538.77, 6,805.19 and 1,907.96

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Solution

The fourth proportional to 4,538.77, 6,805.19 and 1,907.96 is: 2,860.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538.77 : 6,805.19 = 1,907.96 : x
  2. Step 2: Convert to fraction form
    4,538.77/6,805.19 = 1,907.96/x
  3. Step 3: Cross multiply
    4,538.77x = 6,805.19 × 1,907.96
  4. Step 4: Simplify right side
    4,538.77x = 12,984,001.06
  5. Step 5: Solve for x
    x = 12,984,001.06/4,538.77
  6. Step 6: Final answer
    x = 2,860.69

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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.