Home / 3,048.55-4,206.99-1,651.30

Finding the Fourth Proportional to 3,048.55, 4,206.99 and 1,651.30

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Solution

The fourth proportional to 3,048.55, 4,206.99 and 1,651.30 is: 2,278.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.55 : 4,206.99 = 1,651.30 : x
  2. Step 2: Convert to fraction form
    3,048.55/4,206.99 = 1,651.30/x
  3. Step 3: Cross multiply
    3,048.55x = 4,206.99 × 1,651.30
  4. Step 4: Simplify right side
    3,048.55x = 6,946,992.07
  5. Step 5: Solve for x
    x = 6,946,992.07/3,048.55
  6. Step 6: Final answer
    x = 2,278.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.