Home / 2,191.06-3,284.46-1,004.95

Finding the Fourth Proportional to 2,191.06, 3,284.46 and 1,004.95

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Solution

The fourth proportional to 2,191.06, 3,284.46 and 1,004.95 is: 1,506.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191.06 : 3,284.46 = 1,004.95 : x
  2. Step 2: Convert to fraction form
    2,191.06/3,284.46 = 1,004.95/x
  3. Step 3: Cross multiply
    2,191.06x = 3,284.46 × 1,004.95
  4. Step 4: Simplify right side
    2,191.06x = 3,300,718.08
  5. Step 5: Solve for x
    x = 3,300,718.08/2,191.06
  6. Step 6: Final answer
    x = 1,506.45

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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.