Home / 1,822.17-2,514.68-1,292.02

Finding the Fourth Proportional to 1,822.17, 2,514.68 and 1,292.02

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Solution

The fourth proportional to 1,822.17, 2,514.68 and 1,292.02 is: 1,783.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.17 : 2,514.68 = 1,292.02 : x
  2. Step 2: Convert to fraction form
    1,822.17/2,514.68 = 1,292.02/x
  3. Step 3: Cross multiply
    1,822.17x = 2,514.68 × 1,292.02
  4. Step 4: Simplify right side
    1,822.17x = 3,249,016.85
  5. Step 5: Solve for x
    x = 3,249,016.85/1,822.17
  6. Step 6: Final answer
    x = 1,783.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.