Home / 2,506.18-3,760.46-1,119.40

Finding the Fourth Proportional to 2,506.18, 3,760.46 and 1,119.40

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Solution

The fourth proportional to 2,506.18, 3,760.46 and 1,119.40 is: 1,679.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,506.18 : 3,760.46 = 1,119.40 : x
  2. Step 2: Convert to fraction form
    2,506.18/3,760.46 = 1,119.40/x
  3. Step 3: Cross multiply
    2,506.18x = 3,760.46 × 1,119.40
  4. Step 4: Simplify right side
    2,506.18x = 4,209,458.92
  5. Step 5: Solve for x
    x = 4,209,458.92/2,506.18
  6. Step 6: Final answer
    x = 1,679.63

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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.