Home / 8,834.41-12,186.84-5,476.15

Finding the Fourth Proportional to 8,834.41, 12,186.84 and 5,476.15

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Solution

The fourth proportional to 8,834.41, 12,186.84 and 5,476.15 is: 7,554.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.41 : 12,186.84 = 5,476.15 : x
  2. Step 2: Convert to fraction form
    8,834.41/12,186.84 = 5,476.15/x
  3. Step 3: Cross multiply
    8,834.41x = 12,186.84 × 5,476.15
  4. Step 4: Simplify right side
    8,834.41x = 66,736,963.87
  5. Step 5: Solve for x
    x = 66,736,963.87/8,834.41
  6. Step 6: Final answer
    x = 7,554.21

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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.