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Finding the Fourth Proportional to 6,258.48, 8,631.88 and 4,369.44

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Solution

The fourth proportional to 6,258.48, 8,631.88 and 4,369.44 is: 6,026.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,258.48 : 8,631.88 = 4,369.44 : x
  2. Step 2: Convert to fraction form
    6,258.48/8,631.88 = 4,369.44/x
  3. Step 3: Cross multiply
    6,258.48x = 8,631.88 × 4,369.44
  4. Step 4: Simplify right side
    6,258.48x = 37,716,481.75
  5. Step 5: Solve for x
    x = 37,716,481.75/6,258.48
  6. Step 6: Final answer
    x = 6,026.46

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1.5x scale

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.