Home / 9,940.55-13,712.24-6,208.07

Finding the Fourth Proportional to 9,940.55, 13,712.24 and 6,208.07

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Solution

The fourth proportional to 9,940.55, 13,712.24 and 6,208.07 is: 8,563.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,940.55 : 13,712.24 = 6,208.07 : x
  2. Step 2: Convert to fraction form
    9,940.55/13,712.24 = 6,208.07/x
  3. Step 3: Cross multiply
    9,940.55x = 13,712.24 × 6,208.07
  4. Step 4: Simplify right side
    9,940.55x = 85,126,446.18
  5. Step 5: Solve for x
    x = 85,126,446.18/9,940.55
  6. Step 6: Final answer
    x = 8,563.56

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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.