Home / 8,343.24-11,523.11-5,686.03

Finding the Fourth Proportional to 8,343.24, 11,523.11 and 5,686.03

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Solution

The fourth proportional to 8,343.24, 11,523.11 and 5,686.03 is: 7,853.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,343.24 : 11,523.11 = 5,686.03 : x
  2. Step 2: Convert to fraction form
    8,343.24/11,523.11 = 5,686.03/x
  3. Step 3: Cross multiply
    8,343.24x = 11,523.11 × 5,686.03
  4. Step 4: Simplify right side
    8,343.24x = 65,520,749.15
  5. Step 5: Solve for x
    x = 65,520,749.15/8,343.24
  6. Step 6: Final answer
    x = 7,853.15

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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.