Home / 3,823.90-5,728.54-2,585.23

Finding the Fourth Proportional to 3,823.90, 5,728.54 and 2,585.23

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Solution

The fourth proportional to 3,823.90, 5,728.54 and 2,585.23 is: 3,872.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.90 : 5,728.54 = 2,585.23 : x
  2. Step 2: Convert to fraction form
    3,823.90/5,728.54 = 2,585.23/x
  3. Step 3: Cross multiply
    3,823.90x = 5,728.54 × 2,585.23
  4. Step 4: Simplify right side
    3,823.90x = 14,809,593.46
  5. Step 5: Solve for x
    x = 14,809,593.46/3,823.90
  6. Step 6: Final answer
    x = 3,872.90

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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.