Home / 2,763.32-4,119.85-2,451.67

Finding the Fourth Proportional to 2,763.32, 4,119.85 and 2,451.67

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Solution

The fourth proportional to 2,763.32, 4,119.85 and 2,451.67 is: 3,655.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763.32 : 4,119.85 = 2,451.67 : x
  2. Step 2: Convert to fraction form
    2,763.32/4,119.85 = 2,451.67/x
  3. Step 3: Cross multiply
    2,763.32x = 4,119.85 × 2,451.67
  4. Step 4: Simplify right side
    2,763.32x = 10,100,529.69
  5. Step 5: Solve for x
    x = 10,100,529.69/2,763.32
  6. Step 6: Final answer
    x = 3,655.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.