Home / 1,849.11-2,551.75-1,009.81

Finding the Fourth Proportional to 1,849.11, 2,551.75 and 1,009.81

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Solution

The fourth proportional to 1,849.11, 2,551.75 and 1,009.81 is: 1,393.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.11 : 2,551.75 = 1,009.81 : x
  2. Step 2: Convert to fraction form
    1,849.11/2,551.75 = 1,009.81/x
  3. Step 3: Cross multiply
    1,849.11x = 2,551.75 × 1,009.81
  4. Step 4: Simplify right side
    1,849.11x = 2,576,787.12
  5. Step 5: Solve for x
    x = 2,576,787.12/1,849.11
  6. Step 6: Final answer
    x = 1,393.53

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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.