Home / 3,723.86-5,113.54-3,330.74

Finding the Fourth Proportional to 3,723.86, 5,113.54 and 3,330.74

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Solution

The fourth proportional to 3,723.86, 5,113.54 and 3,330.74 is: 4,573.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.86 : 5,113.54 = 3,330.74 : x
  2. Step 2: Convert to fraction form
    3,723.86/5,113.54 = 3,330.74/x
  3. Step 3: Cross multiply
    3,723.86x = 5,113.54 × 3,330.74
  4. Step 4: Simplify right side
    3,723.86x = 17,031,872.22
  5. Step 5: Solve for x
    x = 17,031,872.22/3,723.86
  6. Step 6: Final answer
    x = 4,573.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.