Home / 3,503.43-5,279.25-2,900.70

Finding the Fourth Proportional to 3,503.43, 5,279.25 and 2,900.70

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Solution

The fourth proportional to 3,503.43, 5,279.25 and 2,900.70 is: 4,371.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.43 : 5,279.25 = 2,900.70 : x
  2. Step 2: Convert to fraction form
    3,503.43/5,279.25 = 2,900.70/x
  3. Step 3: Cross multiply
    3,503.43x = 5,279.25 × 2,900.70
  4. Step 4: Simplify right side
    3,503.43x = 15,313,520.48
  5. Step 5: Solve for x
    x = 15,313,520.48/3,503.43
  6. Step 6: Final answer
    x = 4,371.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.