Home / 9,079.74-13,617.90-2,838.96

Finding the Fourth Proportional to 9,079.74, 13,617.90 and 2,838.96

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Solution

The fourth proportional to 9,079.74, 13,617.90 and 2,838.96 is: 4,257.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.74 : 13,617.90 = 2,838.96 : x
  2. Step 2: Convert to fraction form
    9,079.74/13,617.90 = 2,838.96/x
  3. Step 3: Cross multiply
    9,079.74x = 13,617.90 × 2,838.96
  4. Step 4: Simplify right side
    9,079.74x = 38,660,673.38
  5. Step 5: Solve for x
    x = 38,660,673.38/9,079.74
  6. Step 6: Final answer
    x = 4,257.91

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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.