Home / 4,509.48-6,764.58-1,222.58

Finding the Fourth Proportional to 4,509.48, 6,764.58 and 1,222.58

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Solution

The fourth proportional to 4,509.48, 6,764.58 and 1,222.58 is: 1,833.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.48 : 6,764.58 = 1,222.58 : x
  2. Step 2: Convert to fraction form
    4,509.48/6,764.58 = 1,222.58/x
  3. Step 3: Cross multiply
    4,509.48x = 6,764.58 × 1,222.58
  4. Step 4: Simplify right side
    4,509.48x = 8,270,240.22
  5. Step 5: Solve for x
    x = 8,270,240.22/4,509.48
  6. Step 6: Final answer
    x = 1,833.97

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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.