Home / 2,839.22-4,256.33-1,106.63

Finding the Fourth Proportional to 2,839.22, 4,256.33 and 1,106.63

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Solution

The fourth proportional to 2,839.22, 4,256.33 and 1,106.63 is: 1,658.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839.22 : 4,256.33 = 1,106.63 : x
  2. Step 2: Convert to fraction form
    2,839.22/4,256.33 = 1,106.63/x
  3. Step 3: Cross multiply
    2,839.22x = 4,256.33 × 1,106.63
  4. Step 4: Simplify right side
    2,839.22x = 4,710,155.65
  5. Step 5: Solve for x
    x = 4,710,155.65/2,839.22
  6. Step 6: Final answer
    x = 1,658.96

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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.