Home / 4,279.62-6,416.03-2,875.43

Finding the Fourth Proportional to 4,279.62, 6,416.03 and 2,875.43

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Solution

The fourth proportional to 4,279.62, 6,416.03 and 2,875.43 is: 4,310.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279.62 : 6,416.03 = 2,875.43 : x
  2. Step 2: Convert to fraction form
    4,279.62/6,416.03 = 2,875.43/x
  3. Step 3: Cross multiply
    4,279.62x = 6,416.03 × 2,875.43
  4. Step 4: Simplify right side
    4,279.62x = 18,448,868.37
  5. Step 5: Solve for x
    x = 18,448,868.37/4,279.62
  6. Step 6: Final answer
    x = 4,310.87

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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.