Home / 3,583.41-5,373.75-1,391.63

Finding the Fourth Proportional to 3,583.41, 5,373.75 and 1,391.63

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Solution

The fourth proportional to 3,583.41, 5,373.75 and 1,391.63 is: 2,086.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.41 : 5,373.75 = 1,391.63 : x
  2. Step 2: Convert to fraction form
    3,583.41/5,373.75 = 1,391.63/x
  3. Step 3: Cross multiply
    3,583.41x = 5,373.75 × 1,391.63
  4. Step 4: Simplify right side
    3,583.41x = 7,478,237.89
  5. Step 5: Solve for x
    x = 7,478,237.89/3,583.41
  6. Step 6: Final answer
    x = 2,086.91

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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.