Home / 3,011.13-4,514.47-1,429.07

Finding the Fourth Proportional to 3,011.13, 4,514.47 and 1,429.07

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Solution

The fourth proportional to 3,011.13, 4,514.47 and 1,429.07 is: 2,142.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.13 : 4,514.47 = 1,429.07 : x
  2. Step 2: Convert to fraction form
    3,011.13/4,514.47 = 1,429.07/x
  3. Step 3: Cross multiply
    3,011.13x = 4,514.47 × 1,429.07
  4. Step 4: Simplify right side
    3,011.13x = 6,451,467.50
  5. Step 5: Solve for x
    x = 6,451,467.50/3,011.13
  6. Step 6: Final answer
    x = 2,142.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.