Home / 8,529.12-11,768.84-4,751.07

Finding the Fourth Proportional to 8,529.12, 11,768.84 and 4,751.07

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Solution

The fourth proportional to 8,529.12, 11,768.84 and 4,751.07 is: 6,555.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529.12 : 11,768.84 = 4,751.07 : x
  2. Step 2: Convert to fraction form
    8,529.12/11,768.84 = 4,751.07/x
  3. Step 3: Cross multiply
    8,529.12x = 11,768.84 × 4,751.07
  4. Step 4: Simplify right side
    8,529.12x = 55,914,558.90
  5. Step 5: Solve for x
    x = 55,914,558.90/8,529.12
  6. Step 6: Final answer
    x = 6,555.72

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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.