Home / 12,544.77-17,311.97-6,880.03

Finding the Fourth Proportional to 12,544.77, 17,311.97 and 6,880.03

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Solution

The fourth proportional to 12,544.77, 17,311.97 and 6,880.03 is: 9,494.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.77 : 17,311.97 = 6,880.03 : x
  2. Step 2: Convert to fraction form
    12,544.77/17,311.97 = 6,880.03/x
  3. Step 3: Cross multiply
    12,544.77x = 17,311.97 × 6,880.03
  4. Step 4: Simplify right side
    12,544.77x = 119,106,872.96
  5. Step 5: Solve for x
    x = 119,106,872.96/12,544.77
  6. Step 6: Final answer
    x = 9,494.54

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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.