Home / 4,148.08-6,222.58-1,226.39

Finding the Fourth Proportional to 4,148.08, 6,222.58 and 1,226.39

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Solution

The fourth proportional to 4,148.08, 6,222.58 and 1,226.39 is: 1,839.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.08 : 6,222.58 = 1,226.39 : x
  2. Step 2: Convert to fraction form
    4,148.08/6,222.58 = 1,226.39/x
  3. Step 3: Cross multiply
    4,148.08x = 6,222.58 × 1,226.39
  4. Step 4: Simplify right side
    4,148.08x = 7,631,309.89
  5. Step 5: Solve for x
    x = 7,631,309.89/4,148.08
  6. Step 6: Final answer
    x = 1,839.72

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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.