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Finding the Fourth Proportional to 8,444.44, 12,666.66 and 4,549.96

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Solution

The fourth proportional to 8,444.44, 12,666.66 and 4,549.96 is: 6,824.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.44 : 12,666.66 = 4,549.96 : x
  2. Step 2: Convert to fraction form
    8,444.44/12,666.66 = 4,549.96/x
  3. Step 3: Cross multiply
    8,444.44x = 12,666.66 × 4,549.96
  4. Step 4: Simplify right side
    8,444.44x = 57,632,796.33
  5. Step 5: Solve for x
    x = 57,632,796.33/8,444.44
  6. Step 6: Final answer
    x = 6,824.94

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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.