Home / 3,817.45-5,726.99-1,184.90

Finding the Fourth Proportional to 3,817.45, 5,726.99 and 1,184.90

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Solution

The fourth proportional to 3,817.45, 5,726.99 and 1,184.90 is: 1,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817.45 : 5,726.99 = 1,184.90 : x
  2. Step 2: Convert to fraction form
    3,817.45/5,726.99 = 1,184.90/x
  3. Step 3: Cross multiply
    3,817.45x = 5,726.99 × 1,184.90
  4. Step 4: Simplify right side
    3,817.45x = 6,785,910.45
  5. Step 5: Solve for x
    x = 6,785,910.45/3,817.45
  6. Step 6: Final answer
    x = 1,777.60

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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.