Home / 7,573.91-11,362.39-3,191.36

Finding the Fourth Proportional to 7,573.91, 11,362.39 and 3,191.36

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Solution

The fourth proportional to 7,573.91, 11,362.39 and 3,191.36 is: 4,787.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.91 : 11,362.39 = 3,191.36 : x
  2. Step 2: Convert to fraction form
    7,573.91/11,362.39 = 3,191.36/x
  3. Step 3: Cross multiply
    7,573.91x = 11,362.39 × 3,191.36
  4. Step 4: Simplify right side
    7,573.91x = 36,261,494.02
  5. Step 5: Solve for x
    x = 36,261,494.02/7,573.91
  6. Step 6: Final answer
    x = 4,787.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.