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Finding the Fourth Proportional to 8,333.02, 12,506.46 and 4,388.68

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Solution

The fourth proportional to 8,333.02, 12,506.46 and 4,388.68 is: 6,586.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.02 : 12,506.46 = 4,388.68 : x
  2. Step 2: Convert to fraction form
    8,333.02/12,506.46 = 4,388.68/x
  3. Step 3: Cross multiply
    8,333.02x = 12,506.46 × 4,388.68
  4. Step 4: Simplify right side
    8,333.02x = 54,886,850.87
  5. Step 5: Solve for x
    x = 54,886,850.87/8,333.02
  6. Step 6: Final answer
    x = 6,586.67

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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.