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Finding the Fourth Proportional to 1,823.33, 2,735.09 and 652.75

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Solution

The fourth proportional to 1,823.33, 2,735.09 and 652.75 is: 979.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.33 : 2,735.09 = 652.75 : x
  2. Step 2: Convert to fraction form
    1,823.33/2,735.09 = 652.75/x
  3. Step 3: Cross multiply
    1,823.33x = 2,735.09 × 652.75
  4. Step 4: Simplify right side
    1,823.33x = 1,785,330.00
  5. Step 5: Solve for x
    x = 1,785,330.00/1,823.33
  6. Step 6: Final answer
    x = 979.16

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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.