Home / 5,163.45-7,752.46-3,284.45

Finding the Fourth Proportional to 5,163.45, 7,752.46 and 3,284.45

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Solution

The fourth proportional to 5,163.45, 7,752.46 and 3,284.45 is: 4,931.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.45 : 7,752.46 = 3,284.45 : x
  2. Step 2: Convert to fraction form
    5,163.45/7,752.46 = 3,284.45/x
  3. Step 3: Cross multiply
    5,163.45x = 7,752.46 × 3,284.45
  4. Step 4: Simplify right side
    5,163.45x = 25,462,567.25
  5. Step 5: Solve for x
    x = 25,462,567.25/5,163.45
  6. Step 6: Final answer
    x = 4,931.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.