Home / 4,099.14-6,143.94-1,903.20

Finding the Fourth Proportional to 4,099.14, 6,143.94 and 1,903.20

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Solution

The fourth proportional to 4,099.14, 6,143.94 and 1,903.20 is: 2,852.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.14 : 6,143.94 = 1,903.20 : x
  2. Step 2: Convert to fraction form
    4,099.14/6,143.94 = 1,903.20/x
  3. Step 3: Cross multiply
    4,099.14x = 6,143.94 × 1,903.20
  4. Step 4: Simplify right side
    4,099.14x = 11,693,146.61
  5. Step 5: Solve for x
    x = 11,693,146.61/4,099.14
  6. Step 6: Final answer
    x = 2,852.59

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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.