Home / 2,962.81-4,440.37-1,205.77

Finding the Fourth Proportional to 2,962.81, 4,440.37 and 1,205.77

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Solution

The fourth proportional to 2,962.81, 4,440.37 and 1,205.77 is: 1,807.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.81 : 4,440.37 = 1,205.77 : x
  2. Step 2: Convert to fraction form
    2,962.81/4,440.37 = 1,205.77/x
  3. Step 3: Cross multiply
    2,962.81x = 4,440.37 × 1,205.77
  4. Step 4: Simplify right side
    2,962.81x = 5,354,036.70
  5. Step 5: Solve for x
    x = 5,354,036.70/2,962.81
  6. Step 6: Final answer
    x = 1,807.08

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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.