Home / 4,520.46-6,780.68-2,574.30

Finding the Fourth Proportional to 4,520.46, 6,780.68 and 2,574.30

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Solution

The fourth proportional to 4,520.46, 6,780.68 and 2,574.30 is: 3,861.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.46 : 6,780.68 = 2,574.30 : x
  2. Step 2: Convert to fraction form
    4,520.46/6,780.68 = 2,574.30/x
  3. Step 3: Cross multiply
    4,520.46x = 6,780.68 × 2,574.30
  4. Step 4: Simplify right side
    4,520.46x = 17,455,504.52
  5. Step 5: Solve for x
    x = 17,455,504.52/4,520.46
  6. Step 6: Final answer
    x = 3,861.44

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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.