Home / 3,615.84-5,423.76-1,883.52

Finding the Fourth Proportional to 3,615.84, 5,423.76 and 1,883.52

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Solution

The fourth proportional to 3,615.84, 5,423.76 and 1,883.52 is: 2,825.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.84 : 5,423.76 = 1,883.52 : x
  2. Step 2: Convert to fraction form
    3,615.84/5,423.76 = 1,883.52/x
  3. Step 3: Cross multiply
    3,615.84x = 5,423.76 × 1,883.52
  4. Step 4: Simplify right side
    3,615.84x = 10,215,760.44
  5. Step 5: Solve for x
    x = 10,215,760.44/3,615.84
  6. Step 6: Final answer
    x = 2,825.28

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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.