Home / 4,185.85-5,776.41-2,393.30

Finding the Fourth Proportional to 4,185.85, 5,776.41 and 2,393.30

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Solution

The fourth proportional to 4,185.85, 5,776.41 and 2,393.30 is: 3,302.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.85 : 5,776.41 = 2,393.30 : x
  2. Step 2: Convert to fraction form
    4,185.85/5,776.41 = 2,393.30/x
  3. Step 3: Cross multiply
    4,185.85x = 5,776.41 × 2,393.30
  4. Step 4: Simplify right side
    4,185.85x = 13,824,682.05
  5. Step 5: Solve for x
    x = 13,824,682.05/4,185.85
  6. Step 6: Final answer
    x = 3,302.72

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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.