Home / 4,104-6,156.60-1,329.74

Finding the Fourth Proportional to 4,104, 6,156.60 and 1,329.74

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Solution

The fourth proportional to 4,104, 6,156.60 and 1,329.74 is: 1,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104 : 6,156.60 = 1,329.74 : x
  2. Step 2: Convert to fraction form
    4,104/6,156.60 = 1,329.74/x
  3. Step 3: Cross multiply
    4,104x = 6,156.60 × 1,329.74
  4. Step 4: Simplify right side
    4,104x = 8,186,677.28
  5. Step 5: Solve for x
    x = 8,186,677.28/4,104
  6. Step 6: Final answer
    x = 1,994.80

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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.