Home / 1,822.12-2,514.62-1,036.42

Finding the Fourth Proportional to 1,822.12, 2,514.62 and 1,036.42

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Solution

The fourth proportional to 1,822.12, 2,514.62 and 1,036.42 is: 1,430.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.12 : 2,514.62 = 1,036.42 : x
  2. Step 2: Convert to fraction form
    1,822.12/2,514.62 = 1,036.42/x
  3. Step 3: Cross multiply
    1,822.12x = 2,514.62 × 1,036.42
  4. Step 4: Simplify right side
    1,822.12x = 2,606,198.76
  5. Step 5: Solve for x
    x = 2,606,198.76/1,822.12
  6. Step 6: Final answer
    x = 1,430.31

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1.5x scale

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.