Home / 3,080.27-4,250.87-1,683.02

Finding the Fourth Proportional to 3,080.27, 4,250.87 and 1,683.02

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Solution

The fourth proportional to 3,080.27, 4,250.87 and 1,683.02 is: 2,322.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.27 : 4,250.87 = 1,683.02 : x
  2. Step 2: Convert to fraction form
    3,080.27/4,250.87 = 1,683.02/x
  3. Step 3: Cross multiply
    3,080.27x = 4,250.87 × 1,683.02
  4. Step 4: Simplify right side
    3,080.27x = 7,154,299.23
  5. Step 5: Solve for x
    x = 7,154,299.23/3,080.27
  6. Step 6: Final answer
    x = 2,322.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.