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Finding the Fourth Proportional to 8,208.84, 12,302.84 and 4,460.42

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Solution

The fourth proportional to 8,208.84, 12,302.84 and 4,460.42 is: 6,684.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,208.84 : 12,302.84 = 4,460.42 : x
  2. Step 2: Convert to fraction form
    8,208.84/12,302.84 = 4,460.42/x
  3. Step 3: Cross multiply
    8,208.84x = 12,302.84 × 4,460.42
  4. Step 4: Simplify right side
    8,208.84x = 54,875,833.59
  5. Step 5: Solve for x
    x = 54,875,833.59/8,208.84
  6. Step 6: Final answer
    x = 6,684.97

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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.