Home / 3,924.96-5,416.43-2,332.71

Finding the Fourth Proportional to 3,924.96, 5,416.43 and 2,332.71

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Solution

The fourth proportional to 3,924.96, 5,416.43 and 2,332.71 is: 3,219.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.96 : 5,416.43 = 2,332.71 : x
  2. Step 2: Convert to fraction form
    3,924.96/5,416.43 = 2,332.71/x
  3. Step 3: Cross multiply
    3,924.96x = 5,416.43 × 2,332.71
  4. Step 4: Simplify right side
    3,924.96x = 12,634,933.34
  5. Step 5: Solve for x
    x = 12,634,933.34/3,924.96
  6. Step 6: Final answer
    x = 3,219.12

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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.