Home / 2,218.58-3,062.74-1,514.09

Finding the Fourth Proportional to 2,218.58, 3,062.74 and 1,514.09

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Solution

The fourth proportional to 2,218.58, 3,062.74 and 1,514.09 is: 2,090.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218.58 : 3,062.74 = 1,514.09 : x
  2. Step 2: Convert to fraction form
    2,218.58/3,062.74 = 1,514.09/x
  3. Step 3: Cross multiply
    2,218.58x = 3,062.74 × 1,514.09
  4. Step 4: Simplify right side
    2,218.58x = 4,637,264.01
  5. Step 5: Solve for x
    x = 4,637,264.01/2,218.58
  6. Step 6: Final answer
    x = 2,090.19

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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.