Home / 4,099.40-6,145.26-2,018.60

Finding the Fourth Proportional to 4,099.40, 6,145.26 and 2,018.60

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Solution

The fourth proportional to 4,099.40, 6,145.26 and 2,018.60 is: 3,026.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.40 : 6,145.26 = 2,018.60 : x
  2. Step 2: Convert to fraction form
    4,099.40/6,145.26 = 2,018.60/x
  3. Step 3: Cross multiply
    4,099.40x = 6,145.26 × 2,018.60
  4. Step 4: Simplify right side
    4,099.40x = 12,404,821.84
  5. Step 5: Solve for x
    x = 12,404,821.84/4,099.40
  6. Step 6: Final answer
    x = 3,026.01

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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.