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Finding the Fourth Proportional to 9,808.99, 14,705.19 and 4,258.14

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Solution

The fourth proportional to 9,808.99, 14,705.19 and 4,258.14 is: 6,383.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,808.99 : 14,705.19 = 4,258.14 : x
  2. Step 2: Convert to fraction form
    9,808.99/14,705.19 = 4,258.14/x
  3. Step 3: Cross multiply
    9,808.99x = 14,705.19 × 4,258.14
  4. Step 4: Simplify right side
    9,808.99x = 62,616,757.75
  5. Step 5: Solve for x
    x = 62,616,757.75/9,808.99
  6. Step 6: Final answer
    x = 6,383.61

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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.