Home / 4,289.69-5,919.87-2,401.22

Finding the Fourth Proportional to 4,289.69, 5,919.87 and 2,401.22

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Solution

The fourth proportional to 4,289.69, 5,919.87 and 2,401.22 is: 3,313.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.69 : 5,919.87 = 2,401.22 : x
  2. Step 2: Convert to fraction form
    4,289.69/5,919.87 = 2,401.22/x
  3. Step 3: Cross multiply
    4,289.69x = 5,919.87 × 2,401.22
  4. Step 4: Simplify right side
    4,289.69x = 14,214,920.54
  5. Step 5: Solve for x
    x = 14,214,920.54/4,289.69
  6. Step 6: Final answer
    x = 3,313.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.