Home / 8,529.12-11,770.38-4,752.54

Finding the Fourth Proportional to 8,529.12, 11,770.38 and 4,752.54

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Solution

The fourth proportional to 8,529.12, 11,770.38 and 4,752.54 is: 6,558.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529.12 : 11,770.38 = 4,752.54 : x
  2. Step 2: Convert to fraction form
    8,529.12/11,770.38 = 4,752.54/x
  3. Step 3: Cross multiply
    8,529.12x = 11,770.38 × 4,752.54
  4. Step 4: Simplify right side
    8,529.12x = 55,939,201.77
  5. Step 5: Solve for x
    x = 55,939,201.77/8,529.12
  6. Step 6: Final answer
    x = 6,558.61

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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.