Home / 4,131.70-6,198.58-1,210.04

Finding the Fourth Proportional to 4,131.70, 6,198.58 and 1,210.04

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Solution

The fourth proportional to 4,131.70, 6,198.58 and 1,210.04 is: 1,815.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.70 : 6,198.58 = 1,210.04 : x
  2. Step 2: Convert to fraction form
    4,131.70/6,198.58 = 1,210.04/x
  3. Step 3: Cross multiply
    4,131.70x = 6,198.58 × 1,210.04
  4. Step 4: Simplify right side
    4,131.70x = 7,500,529.74
  5. Step 5: Solve for x
    x = 7,500,529.74/4,131.70
  6. Step 6: Final answer
    x = 1,815.36

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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.