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Finding the Fourth Proportional to 1,804.74, 2,702.20 and 937.23

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Solution

The fourth proportional to 1,804.74, 2,702.20 and 937.23 is: 1,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804.74 : 2,702.20 = 937.23 : x
  2. Step 2: Convert to fraction form
    1,804.74/2,702.20 = 937.23/x
  3. Step 3: Cross multiply
    1,804.74x = 2,702.20 × 937.23
  4. Step 4: Simplify right side
    1,804.74x = 2,532,582.91
  5. Step 5: Solve for x
    x = 2,532,582.91/1,804.74
  6. Step 6: Final answer
    x = 1,403.30

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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.