Home / 11,004.85-15,199.14-7,461.91

Finding the Fourth Proportional to 11,004.85, 15,199.14 and 7,461.91

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Solution

The fourth proportional to 11,004.85, 15,199.14 and 7,461.91 is: 10,305.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,004.85 : 15,199.14 = 7,461.91 : x
  2. Step 2: Convert to fraction form
    11,004.85/15,199.14 = 7,461.91/x
  3. Step 3: Cross multiply
    11,004.85x = 15,199.14 × 7,461.91
  4. Step 4: Simplify right side
    11,004.85x = 113,414,614.76
  5. Step 5: Solve for x
    x = 113,414,614.76/11,004.85
  6. Step 6: Final answer
    x = 10,305.88

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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.