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Finding the Fourth Proportional to 8,536.98, 12,805.35 and 2,693.54

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Solution

The fourth proportional to 8,536.98, 12,805.35 and 2,693.54 is: 4,040.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536.98 : 12,805.35 = 2,693.54 : x
  2. Step 2: Convert to fraction form
    8,536.98/12,805.35 = 2,693.54/x
  3. Step 3: Cross multiply
    8,536.98x = 12,805.35 × 2,693.54
  4. Step 4: Simplify right side
    8,536.98x = 34,491,658.41
  5. Step 5: Solve for x
    x = 34,491,658.41/8,536.98
  6. Step 6: Final answer
    x = 4,040.26

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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.