Home / 1,634.60-2,254.92-1,036.11

Finding the Fourth Proportional to 1,634.60, 2,254.92 and 1,036.11

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Solution

The fourth proportional to 1,634.60, 2,254.92 and 1,036.11 is: 1,429.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634.60 : 2,254.92 = 1,036.11 : x
  2. Step 2: Convert to fraction form
    1,634.60/2,254.92 = 1,036.11/x
  3. Step 3: Cross multiply
    1,634.60x = 2,254.92 × 1,036.11
  4. Step 4: Simplify right side
    1,634.60x = 2,336,345.16
  5. Step 5: Solve for x
    x = 2,336,345.16/1,634.60
  6. Step 6: Final answer
    x = 1,429.31

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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.