Home / 6,258.41-8,639.73-3,605.31

Finding the Fourth Proportional to 6,258.41, 8,639.73 and 3,605.31

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Solution

The fourth proportional to 6,258.41, 8,639.73 and 3,605.31 is: 4,977.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,258.41 : 8,639.73 = 3,605.31 : x
  2. Step 2: Convert to fraction form
    6,258.41/8,639.73 = 3,605.31/x
  3. Step 3: Cross multiply
    6,258.41x = 8,639.73 × 3,605.31
  4. Step 4: Simplify right side
    6,258.41x = 31,148,904.97
  5. Step 5: Solve for x
    x = 31,148,904.97/6,258.41
  6. Step 6: Final answer
    x = 4,977.13

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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.