Home / 8,537.87-11,783.13-4,761.65

Finding the Fourth Proportional to 8,537.87, 11,783.13 and 4,761.65

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Solution

The fourth proportional to 8,537.87, 11,783.13 and 4,761.65 is: 6,571.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537.87 : 11,783.13 = 4,761.65 : x
  2. Step 2: Convert to fraction form
    8,537.87/11,783.13 = 4,761.65/x
  3. Step 3: Cross multiply
    8,537.87x = 11,783.13 × 4,761.65
  4. Step 4: Simplify right side
    8,537.87x = 56,107,140.96
  5. Step 5: Solve for x
    x = 56,107,140.96/8,537.87
  6. Step 6: Final answer
    x = 6,571.56

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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.