Home / 3,195.51-4,794.45-1,439.98

Finding the Fourth Proportional to 3,195.51, 4,794.45 and 1,439.98

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Solution

The fourth proportional to 3,195.51, 4,794.45 and 1,439.98 is: 2,160.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.51 : 4,794.45 = 1,439.98 : x
  2. Step 2: Convert to fraction form
    3,195.51/4,794.45 = 1,439.98/x
  3. Step 3: Cross multiply
    3,195.51x = 4,794.45 × 1,439.98
  4. Step 4: Simplify right side
    3,195.51x = 6,903,912.11
  5. Step 5: Solve for x
    x = 6,903,912.11/3,195.51
  6. Step 6: Final answer
    x = 2,160.50

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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.