Home / 3,257.74-4,882.36-1,307.67

Finding the Fourth Proportional to 3,257.74, 4,882.36 and 1,307.67

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Solution

The fourth proportional to 3,257.74, 4,882.36 and 1,307.67 is: 1,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.74 : 4,882.36 = 1,307.67 : x
  2. Step 2: Convert to fraction form
    3,257.74/4,882.36 = 1,307.67/x
  3. Step 3: Cross multiply
    3,257.74x = 4,882.36 × 1,307.67
  4. Step 4: Simplify right side
    3,257.74x = 6,384,515.70
  5. Step 5: Solve for x
    x = 6,384,515.70/3,257.74
  6. Step 6: Final answer
    x = 1,959.80

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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.