Home / 5,039.42-7,561.15-1,754.80

Finding the Fourth Proportional to 5,039.42, 7,561.15 and 1,754.80

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Solution

The fourth proportional to 5,039.42, 7,561.15 and 1,754.80 is: 2,632.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.42 : 7,561.15 = 1,754.80 : x
  2. Step 2: Convert to fraction form
    5,039.42/7,561.15 = 1,754.80/x
  3. Step 3: Cross multiply
    5,039.42x = 7,561.15 × 1,754.80
  4. Step 4: Simplify right side
    5,039.42x = 13,268,282.73
  5. Step 5: Solve for x
    x = 13,268,282.73/5,039.42
  6. Step 6: Final answer
    x = 2,632.90

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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.