Home / 3,958.54-5,461.93-2,386.60

Finding the Fourth Proportional to 3,958.54, 5,461.93 and 2,386.60

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Solution

The fourth proportional to 3,958.54, 5,461.93 and 2,386.60 is: 3,292.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.54 : 5,461.93 = 2,386.60 : x
  2. Step 2: Convert to fraction form
    3,958.54/5,461.93 = 2,386.60/x
  3. Step 3: Cross multiply
    3,958.54x = 5,461.93 × 2,386.60
  4. Step 4: Simplify right side
    3,958.54x = 13,035,431.47
  5. Step 5: Solve for x
    x = 13,035,431.47/3,958.54
  6. Step 6: Final answer
    x = 3,292.99

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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.