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Finding the Fourth Proportional to 8,397.88, 12,598.69 and 2,554.94

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Solution

The fourth proportional to 8,397.88, 12,598.69 and 2,554.94 is: 3,832.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.88 : 12,598.69 = 2,554.94 : x
  2. Step 2: Convert to fraction form
    8,397.88/12,598.69 = 2,554.94/x
  3. Step 3: Cross multiply
    8,397.88x = 12,598.69 × 2,554.94
  4. Step 4: Simplify right side
    8,397.88x = 32,188,926.93
  5. Step 5: Solve for x
    x = 32,188,926.93/8,397.88
  6. Step 6: Final answer
    x = 3,832.98

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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.