Home / 12,962.85-19,451.83-5,465.94

Finding the Fourth Proportional to 12,962.85, 19,451.83 and 5,465.94

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Solution

The fourth proportional to 12,962.85, 19,451.83 and 5,465.94 is: 8,202.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,962.85 : 19,451.83 = 5,465.94 : x
  2. Step 2: Convert to fraction form
    12,962.85/19,451.83 = 5,465.94/x
  3. Step 3: Cross multiply
    12,962.85x = 19,451.83 × 5,465.94
  4. Step 4: Simplify right side
    12,962.85x = 106,322,584.70
  5. Step 5: Solve for x
    x = 106,322,584.70/12,962.85
  6. Step 6: Final answer
    x = 8,202.10

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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.