Home / 3,053.16-4,212.92-1,726.68

Finding the Fourth Proportional to 3,053.16, 4,212.92 and 1,726.68

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Solution

The fourth proportional to 3,053.16, 4,212.92 and 1,726.68 is: 2,382.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.16 : 4,212.92 = 1,726.68 : x
  2. Step 2: Convert to fraction form
    3,053.16/4,212.92 = 1,726.68/x
  3. Step 3: Cross multiply
    3,053.16x = 4,212.92 × 1,726.68
  4. Step 4: Simplify right side
    3,053.16x = 7,274,364.71
  5. Step 5: Solve for x
    x = 7,274,364.71/3,053.16
  6. Step 6: Final answer
    x = 2,382.57

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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.