Home / 5,525.12-7,623.99-3,287.09

Finding the Fourth Proportional to 5,525.12, 7,623.99 and 3,287.09

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Solution

The fourth proportional to 5,525.12, 7,623.99 and 3,287.09 is: 4,535.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.12 : 7,623.99 = 3,287.09 : x
  2. Step 2: Convert to fraction form
    5,525.12/7,623.99 = 3,287.09/x
  3. Step 3: Cross multiply
    5,525.12x = 7,623.99 × 3,287.09
  4. Step 4: Simplify right side
    5,525.12x = 25,060,741.29
  5. Step 5: Solve for x
    x = 25,060,741.29/5,525.12
  6. Step 6: Final answer
    x = 4,535.78

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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.