Home / 3,915.06-5,873.49-1,282.65

Finding the Fourth Proportional to 3,915.06, 5,873.49 and 1,282.65

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Solution

The fourth proportional to 3,915.06, 5,873.49 and 1,282.65 is: 1,924.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915.06 : 5,873.49 = 1,282.65 : x
  2. Step 2: Convert to fraction form
    3,915.06/5,873.49 = 1,282.65/x
  3. Step 3: Cross multiply
    3,915.06x = 5,873.49 × 1,282.65
  4. Step 4: Simplify right side
    3,915.06x = 7,533,631.95
  5. Step 5: Solve for x
    x = 7,533,631.95/3,915.06
  6. Step 6: Final answer
    x = 1,924.27

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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.