Home / 2,245.29-3,365.89-1,900.84

Finding the Fourth Proportional to 2,245.29, 3,365.89 and 1,900.84

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Solution

The fourth proportional to 2,245.29, 3,365.89 and 1,900.84 is: 2,849.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.29 : 3,365.89 = 1,900.84 : x
  2. Step 2: Convert to fraction form
    2,245.29/3,365.89 = 1,900.84/x
  3. Step 3: Cross multiply
    2,245.29x = 3,365.89 × 1,900.84
  4. Step 4: Simplify right side
    2,245.29x = 6,398,008.84
  5. Step 5: Solve for x
    x = 6,398,008.84/2,245.29
  6. Step 6: Final answer
    x = 2,849.52

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1.5x scale

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.