Home / 1,966.24-2,710.56-1,374.94

Finding the Fourth Proportional to 1,966.24, 2,710.56 and 1,374.94

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Solution

The fourth proportional to 1,966.24, 2,710.56 and 1,374.94 is: 1,895.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966.24 : 2,710.56 = 1,374.94 : x
  2. Step 2: Convert to fraction form
    1,966.24/2,710.56 = 1,374.94/x
  3. Step 3: Cross multiply
    1,966.24x = 2,710.56 × 1,374.94
  4. Step 4: Simplify right side
    1,966.24x = 3,726,857.37
  5. Step 5: Solve for x
    x = 3,726,857.37/1,966.24
  6. Step 6: Final answer
    x = 1,895.42

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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.