Home / 5,724.93-7,895.57-3,953.73

Finding the Fourth Proportional to 5,724.93, 7,895.57 and 3,953.73

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Solution

The fourth proportional to 5,724.93, 7,895.57 and 3,953.73 is: 5,452.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.93 : 7,895.57 = 3,953.73 : x
  2. Step 2: Convert to fraction form
    5,724.93/7,895.57 = 3,953.73/x
  3. Step 3: Cross multiply
    5,724.93x = 7,895.57 × 3,953.73
  4. Step 4: Simplify right side
    5,724.93x = 31,216,932.21
  5. Step 5: Solve for x
    x = 31,216,932.21/5,724.93
  6. Step 6: Final answer
    x = 5,452.81

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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.