Home / 4,140.06-6,207.90-1,217.94

Finding the Fourth Proportional to 4,140.06, 6,207.90 and 1,217.94

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Solution

The fourth proportional to 4,140.06, 6,207.90 and 1,217.94 is: 1,826.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.06 : 6,207.90 = 1,217.94 : x
  2. Step 2: Convert to fraction form
    4,140.06/6,207.90 = 1,217.94/x
  3. Step 3: Cross multiply
    4,140.06x = 6,207.90 × 1,217.94
  4. Step 4: Simplify right side
    4,140.06x = 7,560,849.73
  5. Step 5: Solve for x
    x = 7,560,849.73/4,140.06
  6. Step 6: Final answer
    x = 1,826.27

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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.