Home / 2,962.36-4,440.81-1,205.98

Finding the Fourth Proportional to 2,962.36, 4,440.81 and 1,205.98

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Solution

The fourth proportional to 2,962.36, 4,440.81 and 1,205.98 is: 1,807.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.36 : 4,440.81 = 1,205.98 : x
  2. Step 2: Convert to fraction form
    2,962.36/4,440.81 = 1,205.98/x
  3. Step 3: Cross multiply
    2,962.36x = 4,440.81 × 1,205.98
  4. Step 4: Simplify right side
    2,962.36x = 5,355,528.04
  5. Step 5: Solve for x
    x = 5,355,528.04/2,962.36
  6. Step 6: Final answer
    x = 1,807.86

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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.