Home / 3,575.70-5,364.26-1,384.45

Finding the Fourth Proportional to 3,575.70, 5,364.26 and 1,384.45

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Solution

The fourth proportional to 3,575.70, 5,364.26 and 1,384.45 is: 2,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.70 : 5,364.26 = 1,384.45 : x
  2. Step 2: Convert to fraction form
    3,575.70/5,364.26 = 1,384.45/x
  3. Step 3: Cross multiply
    3,575.70x = 5,364.26 × 1,384.45
  4. Step 4: Simplify right side
    3,575.70x = 7,426,553.22
  5. Step 5: Solve for x
    x = 7,426,553.22/3,575.70
  6. Step 6: Final answer
    x = 2,076.95

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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.