Home / 4,325.40-5,994.81-3,888

Finding the Fourth Proportional to 4,325.40, 5,994.81 and 3,888

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Solution

The fourth proportional to 4,325.40, 5,994.81 and 3,888 is: 5,388.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,325.40 : 5,994.81 = 3,888 : x
  2. Step 2: Convert to fraction form
    4,325.40/5,994.81 = 3,888/x
  3. Step 3: Cross multiply
    4,325.40x = 5,994.81 × 3,888
  4. Step 4: Simplify right side
    4,325.40x = 23,307,821.28
  5. Step 5: Solve for x
    x = 23,307,821.28/4,325.40
  6. Step 6: Final answer
    x = 5,388.59

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.