Home / 9,144.20-13,694.70-6,206.60

Finding the Fourth Proportional to 9,144.20, 13,694.70 and 6,206.60

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Solution

The fourth proportional to 9,144.20, 13,694.70 and 6,206.60 is: 9,295.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,144.20 : 13,694.70 = 6,206.60 : x
  2. Step 2: Convert to fraction form
    9,144.20/13,694.70 = 6,206.60/x
  3. Step 3: Cross multiply
    9,144.20x = 13,694.70 × 6,206.60
  4. Step 4: Simplify right side
    9,144.20x = 84,997,525.02
  5. Step 5: Solve for x
    x = 84,997,525.02/9,144.20
  6. Step 6: Final answer
    x = 9,295.24

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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.