Home / 6,201.28-8,557.86-3,368.71

Finding the Fourth Proportional to 6,201.28, 8,557.86 and 3,368.71

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Solution

The fourth proportional to 6,201.28, 8,557.86 and 3,368.71 is: 4,648.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,201.28 : 8,557.86 = 3,368.71 : x
  2. Step 2: Convert to fraction form
    6,201.28/8,557.86 = 3,368.71/x
  3. Step 3: Cross multiply
    6,201.28x = 8,557.86 × 3,368.71
  4. Step 4: Simplify right side
    6,201.28x = 28,828,900.07
  5. Step 5: Solve for x
    x = 28,828,900.07/6,201.28
  6. Step 6: Final answer
    x = 4,648.87

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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.