Home / 1,631.14-2,446.71-1,146.36

Finding the Fourth Proportional to 1,631.14, 2,446.71 and 1,146.36

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Solution

The fourth proportional to 1,631.14, 2,446.71 and 1,146.36 is: 1,719.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631.14 : 2,446.71 = 1,146.36 : x
  2. Step 2: Convert to fraction form
    1,631.14/2,446.71 = 1,146.36/x
  3. Step 3: Cross multiply
    1,631.14x = 2,446.71 × 1,146.36
  4. Step 4: Simplify right side
    1,631.14x = 2,804,808.66
  5. Step 5: Solve for x
    x = 2,804,808.66/1,631.14
  6. Step 6: Final answer
    x = 1,719.54

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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.