Home / 1,784.63-2,463.08-1,086.41

Finding the Fourth Proportional to 1,784.63, 2,463.08 and 1,086.41

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Solution

The fourth proportional to 1,784.63, 2,463.08 and 1,086.41 is: 1,499.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784.63 : 2,463.08 = 1,086.41 : x
  2. Step 2: Convert to fraction form
    1,784.63/2,463.08 = 1,086.41/x
  3. Step 3: Cross multiply
    1,784.63x = 2,463.08 × 1,086.41
  4. Step 4: Simplify right side
    1,784.63x = 2,675,897.00
  5. Step 5: Solve for x
    x = 2,675,897.00/1,784.63
  6. Step 6: Final answer
    x = 1,499.42

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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.