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Finding the Fourth Proportional to 8,398.81, 12,594.03 and 3,467.26

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Solution

The fourth proportional to 8,398.81, 12,594.03 and 3,467.26 is: 5,199.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,398.81 : 12,594.03 = 3,467.26 : x
  2. Step 2: Convert to fraction form
    8,398.81/12,594.03 = 3,467.26/x
  3. Step 3: Cross multiply
    8,398.81x = 12,594.03 × 3,467.26
  4. Step 4: Simplify right side
    8,398.81x = 43,666,776.46
  5. Step 5: Solve for x
    x = 43,666,776.46/8,398.81
  6. Step 6: Final answer
    x = 5,199.16

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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.