Home / 4,289.80-5,919.64-2,401.06

Finding the Fourth Proportional to 4,289.80, 5,919.64 and 2,401.06

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Solution

The fourth proportional to 4,289.80, 5,919.64 and 2,401.06 is: 3,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.80 : 5,919.64 = 2,401.06 : x
  2. Step 2: Convert to fraction form
    4,289.80/5,919.64 = 2,401.06/x
  3. Step 3: Cross multiply
    4,289.80x = 5,919.64 × 2,401.06
  4. Step 4: Simplify right side
    4,289.80x = 14,213,410.82
  5. Step 5: Solve for x
    x = 14,213,410.82/4,289.80
  6. Step 6: Final answer
    x = 3,313.30

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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.