Home / 8,408.16-11,601.21-5,536.59

Finding the Fourth Proportional to 8,408.16, 11,601.21 and 5,536.59

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Solution

The fourth proportional to 8,408.16, 11,601.21 and 5,536.59 is: 7,639.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,408.16 : 11,601.21 = 5,536.59 : x
  2. Step 2: Convert to fraction form
    8,408.16/11,601.21 = 5,536.59/x
  3. Step 3: Cross multiply
    8,408.16x = 11,601.21 × 5,536.59
  4. Step 4: Simplify right side
    8,408.16x = 64,231,143.27
  5. Step 5: Solve for x
    x = 64,231,143.27/8,408.16
  6. Step 6: Final answer
    x = 7,639.14

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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.