Home / 2,049.03-2,828.99-1,350.81

Finding the Fourth Proportional to 2,049.03, 2,828.99 and 1,350.81

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Solution

The fourth proportional to 2,049.03, 2,828.99 and 1,350.81 is: 1,865.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049.03 : 2,828.99 = 1,350.81 : x
  2. Step 2: Convert to fraction form
    2,049.03/2,828.99 = 1,350.81/x
  3. Step 3: Cross multiply
    2,049.03x = 2,828.99 × 1,350.81
  4. Step 4: Simplify right side
    2,049.03x = 3,821,431.36
  5. Step 5: Solve for x
    x = 3,821,431.36/2,049.03
  6. Step 6: Final answer
    x = 1,865.00

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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.