Home / 6,867.76-9,477.50-3,723.94

Finding the Fourth Proportional to 6,867.76, 9,477.50 and 3,723.94

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Solution

The fourth proportional to 6,867.76, 9,477.50 and 3,723.94 is: 5,139.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.76 : 9,477.50 = 3,723.94 : x
  2. Step 2: Convert to fraction form
    6,867.76/9,477.50 = 3,723.94/x
  3. Step 3: Cross multiply
    6,867.76x = 9,477.50 × 3,723.94
  4. Step 4: Simplify right side
    6,867.76x = 35,293,641.35
  5. Step 5: Solve for x
    x = 35,293,641.35/6,867.76
  6. Step 6: Final answer
    x = 5,139.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.