Home / 4,185.87-5,776.55-2,614.88

Finding the Fourth Proportional to 4,185.87, 5,776.55 and 2,614.88

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Solution

The fourth proportional to 4,185.87, 5,776.55 and 2,614.88 is: 3,608.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.87 : 5,776.55 = 2,614.88 : x
  2. Step 2: Convert to fraction form
    4,185.87/5,776.55 = 2,614.88/x
  3. Step 3: Cross multiply
    4,185.87x = 5,776.55 × 2,614.88
  4. Step 4: Simplify right side
    4,185.87x = 15,104,985.06
  5. Step 5: Solve for x
    x = 15,104,985.06/4,185.87
  6. Step 6: Final answer
    x = 3,608.57

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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.