Home / 2,245.14-3,097.67-1,360.35

Finding the Fourth Proportional to 2,245.14, 3,097.67 and 1,360.35

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Solution

The fourth proportional to 2,245.14, 3,097.67 and 1,360.35 is: 1,876.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.14 : 3,097.67 = 1,360.35 : x
  2. Step 2: Convert to fraction form
    2,245.14/3,097.67 = 1,360.35/x
  3. Step 3: Cross multiply
    2,245.14x = 3,097.67 × 1,360.35
  4. Step 4: Simplify right side
    2,245.14x = 4,213,908.58
  5. Step 5: Solve for x
    x = 4,213,908.58/2,245.14
  6. Step 6: Final answer
    x = 1,876.90

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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.