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Finding the Fourth Proportional to 3,003.60, 4,498.44 and 2,899.80

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Solution

The fourth proportional to 3,003.60, 4,498.44 and 2,899.80 is: 4,342.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.60 : 4,498.44 = 2,899.80 : x
  2. Step 2: Convert to fraction form
    3,003.60/4,498.44 = 2,899.80/x
  3. Step 3: Cross multiply
    3,003.60x = 4,498.44 × 2,899.80
  4. Step 4: Simplify right side
    3,003.60x = 13,044,576.31
  5. Step 5: Solve for x
    x = 13,044,576.31/3,003.60
  6. Step 6: Final answer
    x = 4,342.98

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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.