Home / 3,157.63-4,733.57-1,984.08

Finding the Fourth Proportional to 3,157.63, 4,733.57 and 1,984.08

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Solution

The fourth proportional to 3,157.63, 4,733.57 and 1,984.08 is: 2,974.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.63 : 4,733.57 = 1,984.08 : x
  2. Step 2: Convert to fraction form
    3,157.63/4,733.57 = 1,984.08/x
  3. Step 3: Cross multiply
    3,157.63x = 4,733.57 × 1,984.08
  4. Step 4: Simplify right side
    3,157.63x = 9,391,777.65
  5. Step 5: Solve for x
    x = 9,391,777.65/3,157.63
  6. Step 6: Final answer
    x = 2,974.31

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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.