Home / 1,883.67-2,811.29-1,726.81

Finding the Fourth Proportional to 1,883.67, 2,811.29 and 1,726.81

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Solution

The fourth proportional to 1,883.67, 2,811.29 and 1,726.81 is: 2,577.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883.67 : 2,811.29 = 1,726.81 : x
  2. Step 2: Convert to fraction form
    1,883.67/2,811.29 = 1,726.81/x
  3. Step 3: Cross multiply
    1,883.67x = 2,811.29 × 1,726.81
  4. Step 4: Simplify right side
    1,883.67x = 4,854,563.68
  5. Step 5: Solve for x
    x = 4,854,563.68/1,883.67
  6. Step 6: Final answer
    x = 2,577.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.