Home / 2,373.06-3,273.46-1,378.21

Finding the Fourth Proportional to 2,373.06, 3,273.46 and 1,378.21

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Solution

The fourth proportional to 2,373.06, 3,273.46 and 1,378.21 is: 1,901.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,373.06 : 3,273.46 = 1,378.21 : x
  2. Step 2: Convert to fraction form
    2,373.06/3,273.46 = 1,378.21/x
  3. Step 3: Cross multiply
    2,373.06x = 3,273.46 × 1,378.21
  4. Step 4: Simplify right side
    2,373.06x = 4,511,503.68
  5. Step 5: Solve for x
    x = 4,511,503.68/2,373.06
  6. Step 6: Final answer
    x = 1,901.13

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1.5x scale

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.