Home / 1,832.80-2,528.36-1,134.08

Finding the Fourth Proportional to 1,832.80, 2,528.36 and 1,134.08

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Solution

The fourth proportional to 1,832.80, 2,528.36 and 1,134.08 is: 1,564.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832.80 : 2,528.36 = 1,134.08 : x
  2. Step 2: Convert to fraction form
    1,832.80/2,528.36 = 1,134.08/x
  3. Step 3: Cross multiply
    1,832.80x = 2,528.36 × 1,134.08
  4. Step 4: Simplify right side
    1,832.80x = 2,867,362.51
  5. Step 5: Solve for x
    x = 2,867,362.51/1,832.80
  6. Step 6: Final answer
    x = 1,564.47

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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.