Home / 1,583.88-2,376.62-706.65

Finding the Fourth Proportional to 1,583.88, 2,376.62 and 706.65

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Solution

The fourth proportional to 1,583.88, 2,376.62 and 706.65 is: 1,060.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583.88 : 2,376.62 = 706.65 : x
  2. Step 2: Convert to fraction form
    1,583.88/2,376.62 = 706.65/x
  3. Step 3: Cross multiply
    1,583.88x = 2,376.62 × 706.65
  4. Step 4: Simplify right side
    1,583.88x = 1,679,438.52
  5. Step 5: Solve for x
    x = 1,679,438.52/1,583.88
  6. Step 6: Final answer
    x = 1,060.33

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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.