Home / 8,226.34-12,339.30-3,848.69

Finding the Fourth Proportional to 8,226.34, 12,339.30 and 3,848.69

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Solution

The fourth proportional to 8,226.34, 12,339.30 and 3,848.69 is: 5,772.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.34 : 12,339.30 = 3,848.69 : x
  2. Step 2: Convert to fraction form
    8,226.34/12,339.30 = 3,848.69/x
  3. Step 3: Cross multiply
    8,226.34x = 12,339.30 × 3,848.69
  4. Step 4: Simplify right side
    8,226.34x = 47,490,130.90
  5. Step 5: Solve for x
    x = 47,490,130.90/8,226.34
  6. Step 6: Final answer
    x = 5,772.94

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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.