Home / 8,529.80-11,770.32-4,752.60

Finding the Fourth Proportional to 8,529.80, 11,770.32 and 4,752.60

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Solution

The fourth proportional to 8,529.80, 11,770.32 and 4,752.60 is: 6,558.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529.80 : 11,770.32 = 4,752.60 : x
  2. Step 2: Convert to fraction form
    8,529.80/11,770.32 = 4,752.60/x
  3. Step 3: Cross multiply
    8,529.80x = 11,770.32 × 4,752.60
  4. Step 4: Simplify right side
    8,529.80x = 55,939,622.83
  5. Step 5: Solve for x
    x = 55,939,622.83/8,529.80
  6. Step 6: Final answer
    x = 6,558.14

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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.