Home / 4,148.36-6,222.72-1,226.84

Finding the Fourth Proportional to 4,148.36, 6,222.72 and 1,226.84

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Solution

The fourth proportional to 4,148.36, 6,222.72 and 1,226.84 is: 1,840.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.36 : 6,222.72 = 1,226.84 : x
  2. Step 2: Convert to fraction form
    4,148.36/6,222.72 = 1,226.84/x
  3. Step 3: Cross multiply
    4,148.36x = 6,222.72 × 1,226.84
  4. Step 4: Simplify right side
    4,148.36x = 7,634,281.80
  5. Step 5: Solve for x
    x = 7,634,281.80/4,148.36
  6. Step 6: Final answer
    x = 1,840.31

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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.