Home / 7,091.87-10,637.81-2,709.77

Finding the Fourth Proportional to 7,091.87, 10,637.81 and 2,709.77

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Solution

The fourth proportional to 7,091.87, 10,637.81 and 2,709.77 is: 4,064.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,091.87 : 10,637.81 = 2,709.77 : x
  2. Step 2: Convert to fraction form
    7,091.87/10,637.81 = 2,709.77/x
  3. Step 3: Cross multiply
    7,091.87x = 10,637.81 × 2,709.77
  4. Step 4: Simplify right side
    7,091.87x = 28,826,004.85
  5. Step 5: Solve for x
    x = 28,826,004.85/7,091.87
  6. Step 6: Final answer
    x = 4,064.66

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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.