Home / 6,412.12-9,620.88-2,519.26

Finding the Fourth Proportional to 6,412.12, 9,620.88 and 2,519.26

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Solution

The fourth proportional to 6,412.12, 9,620.88 and 2,519.26 is: 3,779.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.12 : 9,620.88 = 2,519.26 : x
  2. Step 2: Convert to fraction form
    6,412.12/9,620.88 = 2,519.26/x
  3. Step 3: Cross multiply
    6,412.12x = 9,620.88 × 2,519.26
  4. Step 4: Simplify right side
    6,412.12x = 24,237,498.15
  5. Step 5: Solve for x
    x = 24,237,498.15/6,412.12
  6. Step 6: Final answer
    x = 3,779.95

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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.