Home / 4,453.63-6,680.53-1,375.63

Finding the Fourth Proportional to 4,453.63, 6,680.53 and 1,375.63

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Solution

The fourth proportional to 4,453.63, 6,680.53 and 1,375.63 is: 2,063.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.63 : 6,680.53 = 1,375.63 : x
  2. Step 2: Convert to fraction form
    4,453.63/6,680.53 = 1,375.63/x
  3. Step 3: Cross multiply
    4,453.63x = 6,680.53 × 1,375.63
  4. Step 4: Simplify right side
    4,453.63x = 9,189,904.08
  5. Step 5: Solve for x
    x = 9,189,904.08/4,453.63
  6. Step 6: Final answer
    x = 2,063.47

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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.