Home / 3,053.13-4,212.59-1,726.65

Finding the Fourth Proportional to 3,053.13, 4,212.59 and 1,726.65

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Solution

The fourth proportional to 3,053.13, 4,212.59 and 1,726.65 is: 2,382.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.13 : 4,212.59 = 1,726.65 : x
  2. Step 2: Convert to fraction form
    3,053.13/4,212.59 = 1,726.65/x
  3. Step 3: Cross multiply
    3,053.13x = 4,212.59 × 1,726.65
  4. Step 4: Simplify right side
    3,053.13x = 7,273,668.52
  5. Step 5: Solve for x
    x = 7,273,668.52/3,053.13
  6. Step 6: Final answer
    x = 2,382.36

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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.