Home / 1,822.66-2,514.26-1,114.68

Finding the Fourth Proportional to 1,822.66, 2,514.26 and 1,114.68

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Solution

The fourth proportional to 1,822.66, 2,514.26 and 1,114.68 is: 1,537.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.66 : 2,514.26 = 1,114.68 : x
  2. Step 2: Convert to fraction form
    1,822.66/2,514.26 = 1,114.68/x
  3. Step 3: Cross multiply
    1,822.66x = 2,514.26 × 1,114.68
  4. Step 4: Simplify right side
    1,822.66x = 2,802,595.34
  5. Step 5: Solve for x
    x = 2,802,595.34/1,822.66
  6. Step 6: Final answer
    x = 1,537.64

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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.