Home / 3,170.62-4,756.71-1,222.96

Finding the Fourth Proportional to 3,170.62, 4,756.71 and 1,222.96

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Solution

The fourth proportional to 3,170.62, 4,756.71 and 1,222.96 is: 1,834.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.62 : 4,756.71 = 1,222.96 : x
  2. Step 2: Convert to fraction form
    3,170.62/4,756.71 = 1,222.96/x
  3. Step 3: Cross multiply
    3,170.62x = 4,756.71 × 1,222.96
  4. Step 4: Simplify right side
    3,170.62x = 5,817,266.06
  5. Step 5: Solve for x
    x = 5,817,266.06/3,170.62
  6. Step 6: Final answer
    x = 1,834.74

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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.