Home / 3,150.99-4,348.55-1,825.16

Finding the Fourth Proportional to 3,150.99, 4,348.55 and 1,825.16

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Solution

The fourth proportional to 3,150.99, 4,348.55 and 1,825.16 is: 2,518.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.99 : 4,348.55 = 1,825.16 : x
  2. Step 2: Convert to fraction form
    3,150.99/4,348.55 = 1,825.16/x
  3. Step 3: Cross multiply
    3,150.99x = 4,348.55 × 1,825.16
  4. Step 4: Simplify right side
    3,150.99x = 7,936,782.34
  5. Step 5: Solve for x
    x = 7,936,782.34/3,150.99
  6. Step 6: Final answer
    x = 2,518.82

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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.