Home / 9,087.16-13,629.12-4,156.96

Finding the Fourth Proportional to 9,087.16, 13,629.12 and 4,156.96

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Solution

The fourth proportional to 9,087.16, 13,629.12 and 4,156.96 is: 6,234.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087.16 : 13,629.12 = 4,156.96 : x
  2. Step 2: Convert to fraction form
    9,087.16/13,629.12 = 4,156.96/x
  3. Step 3: Cross multiply
    9,087.16x = 13,629.12 × 4,156.96
  4. Step 4: Simplify right side
    9,087.16x = 56,655,706.68
  5. Step 5: Solve for x
    x = 56,655,706.68/9,087.16
  6. Step 6: Final answer
    x = 6,234.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.