Home / 2,973.37-4,103.09-1,647.00

Finding the Fourth Proportional to 2,973.37, 4,103.09 and 1,647.00

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Solution

The fourth proportional to 2,973.37, 4,103.09 and 1,647.00 is: 2,272.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.37 : 4,103.09 = 1,647.00 : x
  2. Step 2: Convert to fraction form
    2,973.37/4,103.09 = 1,647.00/x
  3. Step 3: Cross multiply
    2,973.37x = 4,103.09 × 1,647.00
  4. Step 4: Simplify right side
    2,973.37x = 6,757,768.71
  5. Step 5: Solve for x
    x = 6,757,768.71/2,973.37
  6. Step 6: Final answer
    x = 2,272.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.