Home / 4,380.82-6,045.26-2,390.97

Finding the Fourth Proportional to 4,380.82, 6,045.26 and 2,390.97

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Solution

The fourth proportional to 4,380.82, 6,045.26 and 2,390.97 is: 3,299.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.82 : 6,045.26 = 2,390.97 : x
  2. Step 2: Convert to fraction form
    4,380.82/6,045.26 = 2,390.97/x
  3. Step 3: Cross multiply
    4,380.82x = 6,045.26 × 2,390.97
  4. Step 4: Simplify right side
    4,380.82x = 14,454,041.28
  5. Step 5: Solve for x
    x = 14,454,041.28/4,380.82
  6. Step 6: Final answer
    x = 3,299.39

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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.