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Finding the Fourth Proportional to 2,998.98, 4,498.56 and 1,353.60

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Solution

The fourth proportional to 2,998.98, 4,498.56 and 1,353.60 is: 2,030.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998.98 : 4,498.56 = 1,353.60 : x
  2. Step 2: Convert to fraction form
    2,998.98/4,498.56 = 1,353.60/x
  3. Step 3: Cross multiply
    2,998.98x = 4,498.56 × 1,353.60
  4. Step 4: Simplify right side
    2,998.98x = 6,089,250.82
  5. Step 5: Solve for x
    x = 6,089,250.82/2,998.98
  6. Step 6: Final answer
    x = 2,030.44

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1.5x scale

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.