Home / 6,519.33-9,779.90-2,137.23

Finding the Fourth Proportional to 6,519.33, 9,779.90 and 2,137.23

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Solution

The fourth proportional to 6,519.33, 9,779.90 and 2,137.23 is: 3,206.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519.33 : 9,779.90 = 2,137.23 : x
  2. Step 2: Convert to fraction form
    6,519.33/9,779.90 = 2,137.23/x
  3. Step 3: Cross multiply
    6,519.33x = 9,779.90 × 2,137.23
  4. Step 4: Simplify right side
    6,519.33x = 20,901,884.99
  5. Step 5: Solve for x
    x = 20,901,884.99/6,519.33
  6. Step 6: Final answer
    x = 3,206.14

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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.