Home / 3,004.20-4,146.90-1,825.32

Finding the Fourth Proportional to 3,004.20, 4,146.90 and 1,825.32

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Solution

The fourth proportional to 3,004.20, 4,146.90 and 1,825.32 is: 2,519.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004.20 : 4,146.90 = 1,825.32 : x
  2. Step 2: Convert to fraction form
    3,004.20/4,146.90 = 1,825.32/x
  3. Step 3: Cross multiply
    3,004.20x = 4,146.90 × 1,825.32
  4. Step 4: Simplify right side
    3,004.20x = 7,569,419.51
  5. Step 5: Solve for x
    x = 7,569,419.51/3,004.20
  6. Step 6: Final answer
    x = 2,519.61

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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.