Home / 3,820.30-5,725.68-2,065.24

Finding the Fourth Proportional to 3,820.30, 5,725.68 and 2,065.24

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Solution

The fourth proportional to 3,820.30, 5,725.68 and 2,065.24 is: 3,095.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820.30 : 5,725.68 = 2,065.24 : x
  2. Step 2: Convert to fraction form
    3,820.30/5,725.68 = 2,065.24/x
  3. Step 3: Cross multiply
    3,820.30x = 5,725.68 × 2,065.24
  4. Step 4: Simplify right side
    3,820.30x = 11,824,903.36
  5. Step 5: Solve for x
    x = 11,824,903.36/3,820.30
  6. Step 6: Final answer
    x = 3,095.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.