Home / 4,091.40-6,137.67-2,011.48

Finding the Fourth Proportional to 4,091.40, 6,137.67 and 2,011.48

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Solution

The fourth proportional to 4,091.40, 6,137.67 and 2,011.48 is: 3,017.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.40 : 6,137.67 = 2,011.48 : x
  2. Step 2: Convert to fraction form
    4,091.40/6,137.67 = 2,011.48/x
  3. Step 3: Cross multiply
    4,091.40x = 6,137.67 × 2,011.48
  4. Step 4: Simplify right side
    4,091.40x = 12,345,800.45
  5. Step 5: Solve for x
    x = 12,345,800.45/4,091.40
  6. Step 6: Final answer
    x = 3,017.50

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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.