Home / 1,832.17-2,528.40-1,086.50

Finding the Fourth Proportional to 1,832.17, 2,528.40 and 1,086.50

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Solution

The fourth proportional to 1,832.17, 2,528.40 and 1,086.50 is: 1,499.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832.17 : 2,528.40 = 1,086.50 : x
  2. Step 2: Convert to fraction form
    1,832.17/2,528.40 = 1,086.50/x
  3. Step 3: Cross multiply
    1,832.17x = 2,528.40 × 1,086.50
  4. Step 4: Simplify right side
    1,832.17x = 2,747,106.60
  5. Step 5: Solve for x
    x = 2,747,106.60/1,832.17
  6. Step 6: Final answer
    x = 1,499.38

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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.