Home / 3,926.52-5,418.90-2,248.45

Finding the Fourth Proportional to 3,926.52, 5,418.90 and 2,248.45

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Solution

The fourth proportional to 3,926.52, 5,418.90 and 2,248.45 is: 3,103.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.52 : 5,418.90 = 2,248.45 : x
  2. Step 2: Convert to fraction form
    3,926.52/5,418.90 = 2,248.45/x
  3. Step 3: Cross multiply
    3,926.52x = 5,418.90 × 2,248.45
  4. Step 4: Simplify right side
    3,926.52x = 12,184,125.71
  5. Step 5: Solve for x
    x = 12,184,125.71/3,926.52
  6. Step 6: Final answer
    x = 3,103.03

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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.