Home / 3,611.34-5,416.46-2,998.98

Finding the Fourth Proportional to 3,611.34, 5,416.46 and 2,998.98

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Solution

The fourth proportional to 3,611.34, 5,416.46 and 2,998.98 is: 4,498.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.34 : 5,416.46 = 2,998.98 : x
  2. Step 2: Convert to fraction form
    3,611.34/5,416.46 = 2,998.98/x
  3. Step 3: Cross multiply
    3,611.34x = 5,416.46 × 2,998.98
  4. Step 4: Simplify right side
    3,611.34x = 16,243,840.22
  5. Step 5: Solve for x
    x = 16,243,840.22/3,611.34
  6. Step 6: Final answer
    x = 4,498.01

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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.