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Finding the Fourth Proportional to 8,341.49, 12,504.98 and 3,407.98

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Solution

The fourth proportional to 8,341.49, 12,504.98 and 3,407.98 is: 5,109.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341.49 : 12,504.98 = 3,407.98 : x
  2. Step 2: Convert to fraction form
    8,341.49/12,504.98 = 3,407.98/x
  3. Step 3: Cross multiply
    8,341.49x = 12,504.98 × 3,407.98
  4. Step 4: Simplify right side
    8,341.49x = 42,616,721.74
  5. Step 5: Solve for x
    x = 42,616,721.74/8,341.49
  6. Step 6: Final answer
    x = 5,109.01

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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.