Home / 3,750.24-5,163.84-3,308.16

Finding the Fourth Proportional to 3,750.24, 5,163.84 and 3,308.16

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Solution

The fourth proportional to 3,750.24, 5,163.84 and 3,308.16 is: 4,555.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.24 : 5,163.84 = 3,308.16 : x
  2. Step 2: Convert to fraction form
    3,750.24/5,163.84 = 3,308.16/x
  3. Step 3: Cross multiply
    3,750.24x = 5,163.84 × 3,308.16
  4. Step 4: Simplify right side
    3,750.24x = 17,082,808.93
  5. Step 5: Solve for x
    x = 17,082,808.93/3,750.24
  6. Step 6: Final answer
    x = 4,555.12

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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.