Home / 3,942.27-5,437.53-2,525.99

Finding the Fourth Proportional to 3,942.27, 5,437.53 and 2,525.99

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Solution

The fourth proportional to 3,942.27, 5,437.53 and 2,525.99 is: 3,484.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942.27 : 5,437.53 = 2,525.99 : x
  2. Step 2: Convert to fraction form
    3,942.27/5,437.53 = 2,525.99/x
  3. Step 3: Cross multiply
    3,942.27x = 5,437.53 × 2,525.99
  4. Step 4: Simplify right side
    3,942.27x = 13,735,119.22
  5. Step 5: Solve for x
    x = 13,735,119.22/3,942.27
  6. Step 6: Final answer
    x = 3,484.06

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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.