Home / 6,220.08-9,317.61-3,090.63

Finding the Fourth Proportional to 6,220.08, 9,317.61 and 3,090.63

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Solution

The fourth proportional to 6,220.08, 9,317.61 and 3,090.63 is: 4,629.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.08 : 9,317.61 = 3,090.63 : x
  2. Step 2: Convert to fraction form
    6,220.08/9,317.61 = 3,090.63/x
  3. Step 3: Cross multiply
    6,220.08x = 9,317.61 × 3,090.63
  4. Step 4: Simplify right side
    6,220.08x = 28,797,284.99
  5. Step 5: Solve for x
    x = 28,797,284.99/6,220.08
  6. Step 6: Final answer
    x = 4,629.73

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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.