Home / 2,514.21-3,458.13-2,062.80

Finding the Fourth Proportional to 2,514.21, 3,458.13 and 2,062.80

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Solution

The fourth proportional to 2,514.21, 3,458.13 and 2,062.80 is: 2,837.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,514.21 : 3,458.13 = 2,062.80 : x
  2. Step 2: Convert to fraction form
    2,514.21/3,458.13 = 2,062.80/x
  3. Step 3: Cross multiply
    2,514.21x = 3,458.13 × 2,062.80
  4. Step 4: Simplify right side
    2,514.21x = 7,133,430.56
  5. Step 5: Solve for x
    x = 7,133,430.56/2,514.21
  6. Step 6: Final answer
    x = 2,837.25

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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.