Home / 2,063.40-2,847.45-1,119.15

Finding the Fourth Proportional to 2,063.40, 2,847.45 and 1,119.15

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Solution

The fourth proportional to 2,063.40, 2,847.45 and 1,119.15 is: 1,544.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,063.40 : 2,847.45 = 1,119.15 : x
  2. Step 2: Convert to fraction form
    2,063.40/2,847.45 = 1,119.15/x
  3. Step 3: Cross multiply
    2,063.40x = 2,847.45 × 1,119.15
  4. Step 4: Simplify right side
    2,063.40x = 3,186,732.79
  5. Step 5: Solve for x
    x = 3,186,732.79/2,063.40
  6. Step 6: Final answer
    x = 1,544.41

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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.