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Finding the Fourth Proportional to 9,216.84, 13,819.74 and 6,258.92

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Solution

The fourth proportional to 9,216.84, 13,819.74 and 6,258.92 is: 9,384.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216.84 : 13,819.74 = 6,258.92 : x
  2. Step 2: Convert to fraction form
    9,216.84/13,819.74 = 6,258.92/x
  3. Step 3: Cross multiply
    9,216.84x = 13,819.74 × 6,258.92
  4. Step 4: Simplify right side
    9,216.84x = 86,496,647.08
  5. Step 5: Solve for x
    x = 86,496,647.08/9,216.84
  6. Step 6: Final answer
    x = 9,384.63

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1.5x scale

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.