Home / 6,555.66-9,046.80-3,571.56

Finding the Fourth Proportional to 6,555.66, 9,046.80 and 3,571.56

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Solution

The fourth proportional to 6,555.66, 9,046.80 and 3,571.56 is: 4,928.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555.66 : 9,046.80 = 3,571.56 : x
  2. Step 2: Convert to fraction form
    6,555.66/9,046.80 = 3,571.56/x
  3. Step 3: Cross multiply
    6,555.66x = 9,046.80 × 3,571.56
  4. Step 4: Simplify right side
    6,555.66x = 32,311,189.01
  5. Step 5: Solve for x
    x = 32,311,189.01/6,555.66
  6. Step 6: Final answer
    x = 4,928.75

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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.