Home / 10,804.60-16,202.04-4,227.40

Finding the Fourth Proportional to 10,804.60, 16,202.04 and 4,227.40

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Solution

The fourth proportional to 10,804.60, 16,202.04 and 4,227.40 is: 6,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,804.60 : 16,202.04 = 4,227.40 : x
  2. Step 2: Convert to fraction form
    10,804.60/16,202.04 = 4,227.40/x
  3. Step 3: Cross multiply
    10,804.60x = 16,202.04 × 4,227.40
  4. Step 4: Simplify right side
    10,804.60x = 68,492,503.90
  5. Step 5: Solve for x
    x = 68,492,503.90/10,804.60
  6. Step 6: Final answer
    x = 6,339.20

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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.