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Finding the Fourth Proportional to 1,873.33, 2,805.62 and 1,480.70

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Solution

The fourth proportional to 1,873.33, 2,805.62 and 1,480.70 is: 2,217.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.33 : 2,805.62 = 1,480.70 : x
  2. Step 2: Convert to fraction form
    1,873.33/2,805.62 = 1,480.70/x
  3. Step 3: Cross multiply
    1,873.33x = 2,805.62 × 1,480.70
  4. Step 4: Simplify right side
    1,873.33x = 4,154,260.10
  5. Step 5: Solve for x
    x = 4,154,260.10/1,873.33
  6. Step 6: Final answer
    x = 2,217.58

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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.