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Finding the Fourth Proportional to 8,228.01, 12,335.64 and 4,065.15

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Solution

The fourth proportional to 8,228.01, 12,335.64 and 4,065.15 is: 6,094.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228.01 : 12,335.64 = 4,065.15 : x
  2. Step 2: Convert to fraction form
    8,228.01/12,335.64 = 4,065.15/x
  3. Step 3: Cross multiply
    8,228.01x = 12,335.64 × 4,065.15
  4. Step 4: Simplify right side
    8,228.01x = 50,146,226.95
  5. Step 5: Solve for x
    x = 50,146,226.95/8,228.01
  6. Step 6: Final answer
    x = 6,094.58

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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.