Home / 3,579.84-5,370.96-1,500.80

Finding the Fourth Proportional to 3,579.84, 5,370.96 and 1,500.80

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Solution

The fourth proportional to 3,579.84, 5,370.96 and 1,500.80 is: 2,251.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.84 : 5,370.96 = 1,500.80 : x
  2. Step 2: Convert to fraction form
    3,579.84/5,370.96 = 1,500.80/x
  3. Step 3: Cross multiply
    3,579.84x = 5,370.96 × 1,500.80
  4. Step 4: Simplify right side
    3,579.84x = 8,060,736.77
  5. Step 5: Solve for x
    x = 8,060,736.77/3,579.84
  6. Step 6: Final answer
    x = 2,251.70

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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.