Home / 1,925.31-2,882.40-1,724.97

Finding the Fourth Proportional to 1,925.31, 2,882.40 and 1,724.97

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Solution

The fourth proportional to 1,925.31, 2,882.40 and 1,724.97 is: 2,582.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.31 : 2,882.40 = 1,724.97 : x
  2. Step 2: Convert to fraction form
    1,925.31/2,882.40 = 1,724.97/x
  3. Step 3: Cross multiply
    1,925.31x = 2,882.40 × 1,724.97
  4. Step 4: Simplify right side
    1,925.31x = 4,972,053.53
  5. Step 5: Solve for x
    x = 4,972,053.53/1,925.31
  6. Step 6: Final answer
    x = 2,582.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.