Home / 3,125.53-4,315.73-1,932.24

Finding the Fourth Proportional to 3,125.53, 4,315.73 and 1,932.24

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Solution

The fourth proportional to 3,125.53, 4,315.73 and 1,932.24 is: 2,668.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.53 : 4,315.73 = 1,932.24 : x
  2. Step 2: Convert to fraction form
    3,125.53/4,315.73 = 1,932.24/x
  3. Step 3: Cross multiply
    3,125.53x = 4,315.73 × 1,932.24
  4. Step 4: Simplify right side
    3,125.53x = 8,339,026.14
  5. Step 5: Solve for x
    x = 8,339,026.14/3,125.53
  6. Step 6: Final answer
    x = 2,668.04

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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.