Home / 6,453.68-9,682.04-2,070.80

Finding the Fourth Proportional to 6,453.68, 9,682.04 and 2,070.80

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Solution

The fourth proportional to 6,453.68, 9,682.04 and 2,070.80 is: 3,106.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453.68 : 9,682.04 = 2,070.80 : x
  2. Step 2: Convert to fraction form
    6,453.68/9,682.04 = 2,070.80/x
  3. Step 3: Cross multiply
    6,453.68x = 9,682.04 × 2,070.80
  4. Step 4: Simplify right side
    6,453.68x = 20,049,568.43
  5. Step 5: Solve for x
    x = 20,049,568.43/6,453.68
  6. Step 6: Final answer
    x = 3,106.69

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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.