Home / 3,926.08-5,418.84-3,073.63

Finding the Fourth Proportional to 3,926.08, 5,418.84 and 3,073.63

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Solution

The fourth proportional to 3,926.08, 5,418.84 and 3,073.63 is: 4,242.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.08 : 5,418.84 = 3,073.63 : x
  2. Step 2: Convert to fraction form
    3,926.08/5,418.84 = 3,073.63/x
  3. Step 3: Cross multiply
    3,926.08x = 5,418.84 × 3,073.63
  4. Step 4: Simplify right side
    3,926.08x = 16,655,509.19
  5. Step 5: Solve for x
    x = 16,655,509.19/3,926.08
  6. Step 6: Final answer
    x = 4,242.27

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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.