Home / 4,509.27-6,762.83-1,222.39

Finding the Fourth Proportional to 4,509.27, 6,762.83 and 1,222.39

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Solution

The fourth proportional to 4,509.27, 6,762.83 and 1,222.39 is: 1,833.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.27 : 6,762.83 = 1,222.39 : x
  2. Step 2: Convert to fraction form
    4,509.27/6,762.83 = 1,222.39/x
  3. Step 3: Cross multiply
    4,509.27x = 6,762.83 × 1,222.39
  4. Step 4: Simplify right side
    4,509.27x = 8,266,781.95
  5. Step 5: Solve for x
    x = 8,266,781.95/4,509.27
  6. Step 6: Final answer
    x = 1,833.29

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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.