Home / 10,852.62-16,280.14-3,455.36

Finding the Fourth Proportional to 10,852.62, 16,280.14 and 3,455.36

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Solution

The fourth proportional to 10,852.62, 16,280.14 and 3,455.36 is: 5,183.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,852.62 : 16,280.14 = 3,455.36 : x
  2. Step 2: Convert to fraction form
    10,852.62/16,280.14 = 3,455.36/x
  3. Step 3: Cross multiply
    10,852.62x = 16,280.14 × 3,455.36
  4. Step 4: Simplify right side
    10,852.62x = 56,253,744.55
  5. Step 5: Solve for x
    x = 56,253,744.55/10,852.62
  6. Step 6: Final answer
    x = 5,183.43

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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.