Home / 3,053.36-4,213.20-1,726.88

Finding the Fourth Proportional to 3,053.36, 4,213.20 and 1,726.88

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Solution

The fourth proportional to 3,053.36, 4,213.20 and 1,726.88 is: 2,382.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.36 : 4,213.20 = 1,726.88 : x
  2. Step 2: Convert to fraction form
    3,053.36/4,213.20 = 1,726.88/x
  3. Step 3: Cross multiply
    3,053.36x = 4,213.20 × 1,726.88
  4. Step 4: Simplify right side
    3,053.36x = 7,275,690.82
  5. Step 5: Solve for x
    x = 7,275,690.82/3,053.36
  6. Step 6: Final answer
    x = 2,382.85

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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.