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Finding the Fourth Proportional to 1,519.96, 2,097.48 and 995.96

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Solution

The fourth proportional to 1,519.96, 2,097.48 and 995.96 is: 1,374.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519.96 : 2,097.48 = 995.96 : x
  2. Step 2: Convert to fraction form
    1,519.96/2,097.48 = 995.96/x
  3. Step 3: Cross multiply
    1,519.96x = 2,097.48 × 995.96
  4. Step 4: Simplify right side
    1,519.96x = 2,089,006.18
  5. Step 5: Solve for x
    x = 2,089,006.18/1,519.96
  6. Step 6: Final answer
    x = 1,374.38

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1.5x scale

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.