Home / 8,736.24-12,055.38-4,757.34

Finding the Fourth Proportional to 8,736.24, 12,055.38 and 4,757.34

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Solution

The fourth proportional to 8,736.24, 12,055.38 and 4,757.34 is: 6,564.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.24 : 12,055.38 = 4,757.34 : x
  2. Step 2: Convert to fraction form
    8,736.24/12,055.38 = 4,757.34/x
  3. Step 3: Cross multiply
    8,736.24x = 12,055.38 × 4,757.34
  4. Step 4: Simplify right side
    8,736.24x = 57,351,541.49
  5. Step 5: Solve for x
    x = 57,351,541.49/8,736.24
  6. Step 6: Final answer
    x = 6,564.79

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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.