Home / 3,685.16-5,527.74-2,385.92

Finding the Fourth Proportional to 3,685.16, 5,527.74 and 2,385.92

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Solution

The fourth proportional to 3,685.16, 5,527.74 and 2,385.92 is: 3,578.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.16 : 5,527.74 = 2,385.92 : x
  2. Step 2: Convert to fraction form
    3,685.16/5,527.74 = 2,385.92/x
  3. Step 3: Cross multiply
    3,685.16x = 5,527.74 × 2,385.92
  4. Step 4: Simplify right side
    3,685.16x = 13,188,745.42
  5. Step 5: Solve for x
    x = 13,188,745.42/3,685.16
  6. Step 6: Final answer
    x = 3,578.88

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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.