Home / 6,104.20-9,156.32-1,721.66

Finding the Fourth Proportional to 6,104.20, 9,156.32 and 1,721.66

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Solution

The fourth proportional to 6,104.20, 9,156.32 and 1,721.66 is: 2,582.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,104.20 : 9,156.32 = 1,721.66 : x
  2. Step 2: Convert to fraction form
    6,104.20/9,156.32 = 1,721.66/x
  3. Step 3: Cross multiply
    6,104.20x = 9,156.32 × 1,721.66
  4. Step 4: Simplify right side
    6,104.20x = 15,764,017.12
  5. Step 5: Solve for x
    x = 15,764,017.12/6,104.20
  6. Step 6: Final answer
    x = 2,582.49

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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.