Home / 3,472.85-4,794.09-2,215.59

Finding the Fourth Proportional to 3,472.85, 4,794.09 and 2,215.59

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Solution

The fourth proportional to 3,472.85, 4,794.09 and 2,215.59 is: 3,058.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472.85 : 4,794.09 = 2,215.59 : x
  2. Step 2: Convert to fraction form
    3,472.85/4,794.09 = 2,215.59/x
  3. Step 3: Cross multiply
    3,472.85x = 4,794.09 × 2,215.59
  4. Step 4: Simplify right side
    3,472.85x = 10,621,737.86
  5. Step 5: Solve for x
    x = 10,621,737.86/3,472.85
  6. Step 6: Final answer
    x = 3,058.51

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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.