Home / 3,941.48-5,432.58-2,760.44

Finding the Fourth Proportional to 3,941.48, 5,432.58 and 2,760.44

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Solution

The fourth proportional to 3,941.48, 5,432.58 and 2,760.44 is: 3,804.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.48 : 5,432.58 = 2,760.44 : x
  2. Step 2: Convert to fraction form
    3,941.48/5,432.58 = 2,760.44/x
  3. Step 3: Cross multiply
    3,941.48x = 5,432.58 × 2,760.44
  4. Step 4: Simplify right side
    3,941.48x = 14,996,311.14
  5. Step 5: Solve for x
    x = 14,996,311.14/3,941.48
  6. Step 6: Final answer
    x = 3,804.74

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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.