Home / 4,995.42-7,487.30-3,758.86

Finding the Fourth Proportional to 4,995.42, 7,487.30 and 3,758.86

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Solution

The fourth proportional to 4,995.42, 7,487.30 and 3,758.86 is: 5,633.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,995.42 : 7,487.30 = 3,758.86 : x
  2. Step 2: Convert to fraction form
    4,995.42/7,487.30 = 3,758.86/x
  3. Step 3: Cross multiply
    4,995.42x = 7,487.30 × 3,758.86
  4. Step 4: Simplify right side
    4,995.42x = 28,143,712.48
  5. Step 5: Solve for x
    x = 28,143,712.48/4,995.42
  6. Step 6: Final answer
    x = 5,633.90

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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.