Home / 4,381.05-6,595.37-3,929

Finding the Fourth Proportional to 4,381.05, 6,595.37 and 3,929

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Solution

The fourth proportional to 4,381.05, 6,595.37 and 3,929 is: 5,914.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.05 : 6,595.37 = 3,929 : x
  2. Step 2: Convert to fraction form
    4,381.05/6,595.37 = 3,929/x
  3. Step 3: Cross multiply
    4,381.05x = 6,595.37 × 3,929
  4. Step 4: Simplify right side
    4,381.05x = 25,913,208.73
  5. Step 5: Solve for x
    x = 25,913,208.73/4,381.05
  6. Step 6: Final answer
    x = 5,914.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.