Home / 2,299.19-3,449.39-1,065.15

Finding the Fourth Proportional to 2,299.19, 3,449.39 and 1,065.15

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Solution

The fourth proportional to 2,299.19, 3,449.39 and 1,065.15 is: 1,598.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.19 : 3,449.39 = 1,065.15 : x
  2. Step 2: Convert to fraction form
    2,299.19/3,449.39 = 1,065.15/x
  3. Step 3: Cross multiply
    2,299.19x = 3,449.39 × 1,065.15
  4. Step 4: Simplify right side
    2,299.19x = 3,674,112.43
  5. Step 5: Solve for x
    x = 3,674,112.43/2,299.19
  6. Step 6: Final answer
    x = 1,598.01

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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.