Home / 3,514.45-5,279.85-3,325.50

Finding the Fourth Proportional to 3,514.45, 5,279.85 and 3,325.50

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Solution

The fourth proportional to 3,514.45, 5,279.85 and 3,325.50 is: 4,995.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.45 : 5,279.85 = 3,325.50 : x
  2. Step 2: Convert to fraction form
    3,514.45/5,279.85 = 3,325.50/x
  3. Step 3: Cross multiply
    3,514.45x = 5,279.85 × 3,325.50
  4. Step 4: Simplify right side
    3,514.45x = 17,558,141.18
  5. Step 5: Solve for x
    x = 17,558,141.18/3,514.45
  6. Step 6: Final answer
    x = 4,995.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.