Home / 4,453.14-6,681.26-1,680.61

Finding the Fourth Proportional to 4,453.14, 6,681.26 and 1,680.61

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Solution

The fourth proportional to 4,453.14, 6,681.26 and 1,680.61 is: 2,521.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.14 : 6,681.26 = 1,680.61 : x
  2. Step 2: Convert to fraction form
    4,453.14/6,681.26 = 1,680.61/x
  3. Step 3: Cross multiply
    4,453.14x = 6,681.26 × 1,680.61
  4. Step 4: Simplify right side
    4,453.14x = 11,228,583.97
  5. Step 5: Solve for x
    x = 11,228,583.97/4,453.14
  6. Step 6: Final answer
    x = 2,521.50

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1.5x scale

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.