Home / 9,534.45-13,155.60-6,176.79

Finding the Fourth Proportional to 9,534.45, 13,155.60 and 6,176.79

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Solution

The fourth proportional to 9,534.45, 13,155.60 and 6,176.79 is: 8,522.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,534.45 : 13,155.60 = 6,176.79 : x
  2. Step 2: Convert to fraction form
    9,534.45/13,155.60 = 6,176.79/x
  3. Step 3: Cross multiply
    9,534.45x = 13,155.60 × 6,176.79
  4. Step 4: Simplify right side
    9,534.45x = 81,259,378.52
  5. Step 5: Solve for x
    x = 81,259,378.52/9,534.45
  6. Step 6: Final answer
    x = 8,522.71

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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.