Home / 8,546.02-12,822.45-4,162.30

Finding the Fourth Proportional to 8,546.02, 12,822.45 and 4,162.30

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Solution

The fourth proportional to 8,546.02, 12,822.45 and 4,162.30 is: 6,245.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546.02 : 12,822.45 = 4,162.30 : x
  2. Step 2: Convert to fraction form
    8,546.02/12,822.45 = 4,162.30/x
  3. Step 3: Cross multiply
    8,546.02x = 12,822.45 × 4,162.30
  4. Step 4: Simplify right side
    8,546.02x = 53,370,883.64
  5. Step 5: Solve for x
    x = 53,370,883.64/8,546.02
  6. Step 6: Final answer
    x = 6,245.12

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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.