Home / 6,555.21-9,046.30-3,571.05

Finding the Fourth Proportional to 6,555.21, 9,046.30 and 3,571.05

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Solution

The fourth proportional to 6,555.21, 9,046.30 and 3,571.05 is: 4,928.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555.21 : 9,046.30 = 3,571.05 : x
  2. Step 2: Convert to fraction form
    6,555.21/9,046.30 = 3,571.05/x
  3. Step 3: Cross multiply
    6,555.21x = 9,046.30 × 3,571.05
  4. Step 4: Simplify right side
    6,555.21x = 32,304,821.31
  5. Step 5: Solve for x
    x = 32,304,821.31/6,555.21
  6. Step 6: Final answer
    x = 4,928.11

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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.