Home / 4,934.34-7,403.67-2,161.71

Finding the Fourth Proportional to 4,934.34, 7,403.67 and 2,161.71

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Solution

The fourth proportional to 4,934.34, 7,403.67 and 2,161.71 is: 3,243.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,934.34 : 7,403.67 = 2,161.71 : x
  2. Step 2: Convert to fraction form
    4,934.34/7,403.67 = 2,161.71/x
  3. Step 3: Cross multiply
    4,934.34x = 7,403.67 × 2,161.71
  4. Step 4: Simplify right side
    4,934.34x = 16,004,587.48
  5. Step 5: Solve for x
    x = 16,004,587.48/4,934.34
  6. Step 6: Final answer
    x = 3,243.51

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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.