Home / 4,148.42-6,222.63-1,226.50

Finding the Fourth Proportional to 4,148.42, 6,222.63 and 1,226.50

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Solution

The fourth proportional to 4,148.42, 6,222.63 and 1,226.50 is: 1,839.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.42 : 6,222.63 = 1,226.50 : x
  2. Step 2: Convert to fraction form
    4,148.42/6,222.63 = 1,226.50/x
  3. Step 3: Cross multiply
    4,148.42x = 6,222.63 × 1,226.50
  4. Step 4: Simplify right side
    4,148.42x = 7,632,068.07
  5. Step 5: Solve for x
    x = 7,632,068.07/4,148.42
  6. Step 6: Final answer
    x = 1,839.75

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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.