Home / 1,908.36-2,631.14-1,460.78

Finding the Fourth Proportional to 1,908.36, 2,631.14 and 1,460.78

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Solution

The fourth proportional to 1,908.36, 2,631.14 and 1,460.78 is: 2,014.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908.36 : 2,631.14 = 1,460.78 : x
  2. Step 2: Convert to fraction form
    1,908.36/2,631.14 = 1,460.78/x
  3. Step 3: Cross multiply
    1,908.36x = 2,631.14 × 1,460.78
  4. Step 4: Simplify right side
    1,908.36x = 3,843,516.69
  5. Step 5: Solve for x
    x = 3,843,516.69/1,908.36
  6. Step 6: Final answer
    x = 2,014.04

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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.