Home / 3,576.61-5,364.46-1,383.84

Finding the Fourth Proportional to 3,576.61, 5,364.46 and 1,383.84

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Solution

The fourth proportional to 3,576.61, 5,364.46 and 1,383.84 is: 2,075.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.61 : 5,364.46 = 1,383.84 : x
  2. Step 2: Convert to fraction form
    3,576.61/5,364.46 = 1,383.84/x
  3. Step 3: Cross multiply
    3,576.61x = 5,364.46 × 1,383.84
  4. Step 4: Simplify right side
    3,576.61x = 7,423,556.06
  5. Step 5: Solve for x
    x = 7,423,556.06/3,576.61
  6. Step 6: Final answer
    x = 2,075.58

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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.