Home / 3,048.27-4,205.90-1,788.92

Finding the Fourth Proportional to 3,048.27, 4,205.90 and 1,788.92

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Solution

The fourth proportional to 3,048.27, 4,205.90 and 1,788.92 is: 2,468.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.27 : 4,205.90 = 1,788.92 : x
  2. Step 2: Convert to fraction form
    3,048.27/4,205.90 = 1,788.92/x
  3. Step 3: Cross multiply
    3,048.27x = 4,205.90 × 1,788.92
  4. Step 4: Simplify right side
    3,048.27x = 7,523,988.65
  5. Step 5: Solve for x
    x = 7,523,988.65/3,048.27
  6. Step 6: Final answer
    x = 2,468.28

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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.