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Finding the Fourth Proportional to 8,676.03, 13,015.06 and 4,230.54

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Solution

The fourth proportional to 8,676.03, 13,015.06 and 4,230.54 is: 6,346.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676.03 : 13,015.06 = 4,230.54 : x
  2. Step 2: Convert to fraction form
    8,676.03/13,015.06 = 4,230.54/x
  3. Step 3: Cross multiply
    8,676.03x = 13,015.06 × 4,230.54
  4. Step 4: Simplify right side
    8,676.03x = 55,060,721.36
  5. Step 5: Solve for x
    x = 55,060,721.36/8,676.03
  6. Step 6: Final answer
    x = 6,346.30

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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.