Home / 3,375.36-4,658.58-2,490.03

Finding the Fourth Proportional to 3,375.36, 4,658.58 and 2,490.03

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Solution

The fourth proportional to 3,375.36, 4,658.58 and 2,490.03 is: 3,436.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.36 : 4,658.58 = 2,490.03 : x
  2. Step 2: Convert to fraction form
    3,375.36/4,658.58 = 2,490.03/x
  3. Step 3: Cross multiply
    3,375.36x = 4,658.58 × 2,490.03
  4. Step 4: Simplify right side
    3,375.36x = 11,600,003.96
  5. Step 5: Solve for x
    x = 11,600,003.96/3,375.36
  6. Step 6: Final answer
    x = 3,436.67

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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.