Home / 4,166.30-5,750.78-2,399.09

Finding the Fourth Proportional to 4,166.30, 5,750.78 and 2,399.09

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Solution

The fourth proportional to 4,166.30, 5,750.78 and 2,399.09 is: 3,311.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,166.30 : 5,750.78 = 2,399.09 : x
  2. Step 2: Convert to fraction form
    4,166.30/5,750.78 = 2,399.09/x
  3. Step 3: Cross multiply
    4,166.30x = 5,750.78 × 2,399.09
  4. Step 4: Simplify right side
    4,166.30x = 13,796,598.04
  5. Step 5: Solve for x
    x = 13,796,598.04/4,166.30
  6. Step 6: Final answer
    x = 3,311.47

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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.