Home / 5,368.84-7,409.94-3,380.03

Finding the Fourth Proportional to 5,368.84, 7,409.94 and 3,380.03

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Solution

The fourth proportional to 5,368.84, 7,409.94 and 3,380.03 is: 4,665.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368.84 : 7,409.94 = 3,380.03 : x
  2. Step 2: Convert to fraction form
    5,368.84/7,409.94 = 3,380.03/x
  3. Step 3: Cross multiply
    5,368.84x = 7,409.94 × 3,380.03
  4. Step 4: Simplify right side
    5,368.84x = 25,045,802.60
  5. Step 5: Solve for x
    x = 25,045,802.60/5,368.84
  6. Step 6: Final answer
    x = 4,665.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.