Home / 1,576.62-2,360.73-1,392.06

Finding the Fourth Proportional to 1,576.62, 2,360.73 and 1,392.06

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Solution

The fourth proportional to 1,576.62, 2,360.73 and 1,392.06 is: 2,084.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576.62 : 2,360.73 = 1,392.06 : x
  2. Step 2: Convert to fraction form
    1,576.62/2,360.73 = 1,392.06/x
  3. Step 3: Cross multiply
    1,576.62x = 2,360.73 × 1,392.06
  4. Step 4: Simplify right side
    1,576.62x = 3,286,277.80
  5. Step 5: Solve for x
    x = 3,286,277.80/1,576.62
  6. Step 6: Final answer
    x = 2,084.38

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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.