Home / 3,840.42-5,760.62-2,541.59

Finding the Fourth Proportional to 3,840.42, 5,760.62 and 2,541.59

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Solution

The fourth proportional to 3,840.42, 5,760.62 and 2,541.59 is: 3,812.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840.42 : 5,760.62 = 2,541.59 : x
  2. Step 2: Convert to fraction form
    3,840.42/5,760.62 = 2,541.59/x
  3. Step 3: Cross multiply
    3,840.42x = 5,760.62 × 2,541.59
  4. Step 4: Simplify right side
    3,840.42x = 14,641,134.19
  5. Step 5: Solve for x
    x = 14,641,134.19/3,840.42
  6. Step 6: Final answer
    x = 3,812.38

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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.