Home / 1,644.03-2,269.08-1,084.86

Finding the Fourth Proportional to 1,644.03, 2,269.08 and 1,084.86

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Solution

The fourth proportional to 1,644.03, 2,269.08 and 1,084.86 is: 1,497.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644.03 : 2,269.08 = 1,084.86 : x
  2. Step 2: Convert to fraction form
    1,644.03/2,269.08 = 1,084.86/x
  3. Step 3: Cross multiply
    1,644.03x = 2,269.08 × 1,084.86
  4. Step 4: Simplify right side
    1,644.03x = 2,461,634.13
  5. Step 5: Solve for x
    x = 2,461,634.13/1,644.03
  6. Step 6: Final answer
    x = 1,497.32

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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.