Home / 2,702.49-3,729.09-1,583.22

Finding the Fourth Proportional to 2,702.49, 3,729.09 and 1,583.22

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Solution

The fourth proportional to 2,702.49, 3,729.09 and 1,583.22 is: 2,184.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.49 : 3,729.09 = 1,583.22 : x
  2. Step 2: Convert to fraction form
    2,702.49/3,729.09 = 1,583.22/x
  3. Step 3: Cross multiply
    2,702.49x = 3,729.09 × 1,583.22
  4. Step 4: Simplify right side
    2,702.49x = 5,903,969.87
  5. Step 5: Solve for x
    x = 5,903,969.87/2,702.49
  6. Step 6: Final answer
    x = 2,184.64

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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.