Home / 3,033.50-4,186.22-1,707.21

Finding the Fourth Proportional to 3,033.50, 4,186.22 and 1,707.21

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Solution

The fourth proportional to 3,033.50, 4,186.22 and 1,707.21 is: 2,355.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,033.50 : 4,186.22 = 1,707.21 : x
  2. Step 2: Convert to fraction form
    3,033.50/4,186.22 = 1,707.21/x
  3. Step 3: Cross multiply
    3,033.50x = 4,186.22 × 1,707.21
  4. Step 4: Simplify right side
    3,033.50x = 7,146,756.27
  5. Step 5: Solve for x
    x = 7,146,756.27/3,033.50
  6. Step 6: Final answer
    x = 2,355.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.