Home / 5,559.85-7,672.55-3,571.17

Finding the Fourth Proportional to 5,559.85, 7,672.55 and 3,571.17

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Solution

The fourth proportional to 5,559.85, 7,672.55 and 3,571.17 is: 4,928.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.85 : 7,672.55 = 3,571.17 : x
  2. Step 2: Convert to fraction form
    5,559.85/7,672.55 = 3,571.17/x
  3. Step 3: Cross multiply
    5,559.85x = 7,672.55 × 3,571.17
  4. Step 4: Simplify right side
    5,559.85x = 27,399,980.38
  5. Step 5: Solve for x
    x = 27,399,980.38/5,559.85
  6. Step 6: Final answer
    x = 4,928.19

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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.