Home / 2,245.11-3,094.29-2,141.21

Finding the Fourth Proportional to 2,245.11, 3,094.29 and 2,141.21

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Solution

The fourth proportional to 2,245.11, 3,094.29 and 2,141.21 is: 2,951.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.11 : 3,094.29 = 2,141.21 : x
  2. Step 2: Convert to fraction form
    2,245.11/3,094.29 = 2,141.21/x
  3. Step 3: Cross multiply
    2,245.11x = 3,094.29 × 2,141.21
  4. Step 4: Simplify right side
    2,245.11x = 6,625,509.22
  5. Step 5: Solve for x
    x = 6,625,509.22/2,245.11
  6. Step 6: Final answer
    x = 2,951.08

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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.