Home / 3,053.23-4,212.93-1,726.90

Finding the Fourth Proportional to 3,053.23, 4,212.93 and 1,726.90

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Solution

The fourth proportional to 3,053.23, 4,212.93 and 1,726.90 is: 2,382.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.23 : 4,212.93 = 1,726.90 : x
  2. Step 2: Convert to fraction form
    3,053.23/4,212.93 = 1,726.90/x
  3. Step 3: Cross multiply
    3,053.23x = 4,212.93 × 1,726.90
  4. Step 4: Simplify right side
    3,053.23x = 7,275,308.82
  5. Step 5: Solve for x
    x = 7,275,308.82/3,053.23
  6. Step 6: Final answer
    x = 2,382.82

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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.