Home / 3,009.35-4,514.64-1,777.65

Finding the Fourth Proportional to 3,009.35, 4,514.64 and 1,777.65

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Solution

The fourth proportional to 3,009.35, 4,514.64 and 1,777.65 is: 2,666.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.35 : 4,514.64 = 1,777.65 : x
  2. Step 2: Convert to fraction form
    3,009.35/4,514.64 = 1,777.65/x
  3. Step 3: Cross multiply
    3,009.35x = 4,514.64 × 1,777.65
  4. Step 4: Simplify right side
    3,009.35x = 8,025,426.20
  5. Step 5: Solve for x
    x = 8,025,426.20/3,009.35
  6. Step 6: Final answer
    x = 2,666.83

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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.