Home / 6,176.10-8,515.86-4,187.94

Finding the Fourth Proportional to 6,176.10, 8,515.86 and 4,187.94

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Solution

The fourth proportional to 6,176.10, 8,515.86 and 4,187.94 is: 5,774.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,176.10 : 8,515.86 = 4,187.94 : x
  2. Step 2: Convert to fraction form
    6,176.10/8,515.86 = 4,187.94/x
  3. Step 3: Cross multiply
    6,176.10x = 8,515.86 × 4,187.94
  4. Step 4: Simplify right side
    6,176.10x = 35,663,910.73
  5. Step 5: Solve for x
    x = 35,663,910.73/6,176.10
  6. Step 6: Final answer
    x = 5,774.50

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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.