Home / 7,368.90-11,046.36-3,204.78

Finding the Fourth Proportional to 7,368.90, 11,046.36 and 3,204.78

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Solution

The fourth proportional to 7,368.90, 11,046.36 and 3,204.78 is: 4,804.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,368.90 : 11,046.36 = 3,204.78 : x
  2. Step 2: Convert to fraction form
    7,368.90/11,046.36 = 3,204.78/x
  3. Step 3: Cross multiply
    7,368.90x = 11,046.36 × 3,204.78
  4. Step 4: Simplify right side
    7,368.90x = 35,401,153.60
  5. Step 5: Solve for x
    x = 35,401,153.60/7,368.90
  6. Step 6: Final answer
    x = 4,804.13

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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.