Home / 9,249.45-13,866.97-6,280.07

Finding the Fourth Proportional to 9,249.45, 13,866.97 and 6,280.07

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Solution

The fourth proportional to 9,249.45, 13,866.97 and 6,280.07 is: 9,415.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,249.45 : 13,866.97 = 6,280.07 : x
  2. Step 2: Convert to fraction form
    9,249.45/13,866.97 = 6,280.07/x
  3. Step 3: Cross multiply
    9,249.45x = 13,866.97 × 6,280.07
  4. Step 4: Simplify right side
    9,249.45x = 87,085,532.80
  5. Step 5: Solve for x
    x = 87,085,532.80/9,249.45
  6. Step 6: Final answer
    x = 9,415.21

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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.