Home / 6,960.18-9,604.50-3,975.60

Finding the Fourth Proportional to 6,960.18, 9,604.50 and 3,975.60

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Solution

The fourth proportional to 6,960.18, 9,604.50 and 3,975.60 is: 5,486.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,960.18 : 9,604.50 = 3,975.60 : x
  2. Step 2: Convert to fraction form
    6,960.18/9,604.50 = 3,975.60/x
  3. Step 3: Cross multiply
    6,960.18x = 9,604.50 × 3,975.60
  4. Step 4: Simplify right side
    6,960.18x = 38,183,650.20
  5. Step 5: Solve for x
    x = 38,183,650.20/6,960.18
  6. Step 6: Final answer
    x = 5,486.01

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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.