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Finding the Fourth Proportional to 8,008.54, 12,014.97 and 7,237.42

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Solution

The fourth proportional to 8,008.54, 12,014.97 and 7,237.42 is: 10,858.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.54 : 12,014.97 = 7,237.42 : x
  2. Step 2: Convert to fraction form
    8,008.54/12,014.97 = 7,237.42/x
  3. Step 3: Cross multiply
    8,008.54x = 12,014.97 × 7,237.42
  4. Step 4: Simplify right side
    8,008.54x = 86,957,384.18
  5. Step 5: Solve for x
    x = 86,957,384.18/8,008.54
  6. Step 6: Final answer
    x = 10,858.08

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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.