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Finding the Fourth Proportional to 8,846.01, 12,207 and 4,866.48

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Solution

The fourth proportional to 8,846.01, 12,207 and 4,866.48 is: 6,715.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,846.01 : 12,207 = 4,866.48 : x
  2. Step 2: Convert to fraction form
    8,846.01/12,207 = 4,866.48/x
  3. Step 3: Cross multiply
    8,846.01x = 12,207 × 4,866.48
  4. Step 4: Simplify right side
    8,846.01x = 59,405,121.36
  5. Step 5: Solve for x
    x = 59,405,121.36/8,846.01
  6. Step 6: Final answer
    x = 6,715.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.