Home / 6,021.21-9,045.66-4,270.55

Finding the Fourth Proportional to 6,021.21, 9,045.66 and 4,270.55

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Solution

The fourth proportional to 6,021.21, 9,045.66 and 4,270.55 is: 6,415.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.21 : 9,045.66 = 4,270.55 : x
  2. Step 2: Convert to fraction form
    6,021.21/9,045.66 = 4,270.55/x
  3. Step 3: Cross multiply
    6,021.21x = 9,045.66 × 4,270.55
  4. Step 4: Simplify right side
    6,021.21x = 38,629,898.08
  5. Step 5: Solve for x
    x = 38,629,898.08/6,021.21
  6. Step 6: Final answer
    x = 6,415.64

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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.