Home / 8,623.61-12,935.05-2,467.61

Finding the Fourth Proportional to 8,623.61, 12,935.05 and 2,467.61

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Solution

The fourth proportional to 8,623.61, 12,935.05 and 2,467.61 is: 3,701.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623.61 : 12,935.05 = 2,467.61 : x
  2. Step 2: Convert to fraction form
    8,623.61/12,935.05 = 2,467.61/x
  3. Step 3: Cross multiply
    8,623.61x = 12,935.05 × 2,467.61
  4. Step 4: Simplify right side
    8,623.61x = 31,918,658.73
  5. Step 5: Solve for x
    x = 31,918,658.73/8,623.61
  6. Step 6: Final answer
    x = 3,701.31

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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.