Home / 3,827.06-5,740.58-1,977.22

Finding the Fourth Proportional to 3,827.06, 5,740.58 and 1,977.22

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Solution

The fourth proportional to 3,827.06, 5,740.58 and 1,977.22 is: 2,965.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.06 : 5,740.58 = 1,977.22 : x
  2. Step 2: Convert to fraction form
    3,827.06/5,740.58 = 1,977.22/x
  3. Step 3: Cross multiply
    3,827.06x = 5,740.58 × 1,977.22
  4. Step 4: Simplify right side
    3,827.06x = 11,350,360.88
  5. Step 5: Solve for x
    x = 11,350,360.88/3,827.06
  6. Step 6: Final answer
    x = 2,965.82

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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.