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Finding the Fourth Proportional to 1,999.62, 3,011.04 and 1,483.29

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Solution

The fourth proportional to 1,999.62, 3,011.04 and 1,483.29 is: 2,233.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999.62 : 3,011.04 = 1,483.29 : x
  2. Step 2: Convert to fraction form
    1,999.62/3,011.04 = 1,483.29/x
  3. Step 3: Cross multiply
    1,999.62x = 3,011.04 × 1,483.29
  4. Step 4: Simplify right side
    1,999.62x = 4,466,245.52
  5. Step 5: Solve for x
    x = 4,466,245.52/1,999.62
  6. Step 6: Final answer
    x = 2,233.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.