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Finding the Fourth Proportional to 6,258.48, 9,388 and 1,641.52

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Solution

The fourth proportional to 6,258.48, 9,388 and 1,641.52 is: 2,462.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,258.48 : 9,388 = 1,641.52 : x
  2. Step 2: Convert to fraction form
    6,258.48/9,388 = 1,641.52/x
  3. Step 3: Cross multiply
    6,258.48x = 9,388 × 1,641.52
  4. Step 4: Simplify right side
    6,258.48x = 15,410,589.76
  5. Step 5: Solve for x
    x = 15,410,589.76/6,258.48
  6. Step 6: Final answer
    x = 2,462.35

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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.