Home / 9,125.19-13,688.19-3,282.12

Finding the Fourth Proportional to 9,125.19, 13,688.19 and 3,282.12

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Solution

The fourth proportional to 9,125.19, 13,688.19 and 3,282.12 is: 4,923.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.19 : 13,688.19 = 3,282.12 : x
  2. Step 2: Convert to fraction form
    9,125.19/13,688.19 = 3,282.12/x
  3. Step 3: Cross multiply
    9,125.19x = 13,688.19 × 3,282.12
  4. Step 4: Simplify right side
    9,125.19x = 44,926,282.16
  5. Step 5: Solve for x
    x = 44,926,282.16/9,125.19
  6. Step 6: Final answer
    x = 4,923.33

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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.