Home / 5,009.49-7,514.64-1,722.59

Finding the Fourth Proportional to 5,009.49, 7,514.64 and 1,722.59

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Solution

The fourth proportional to 5,009.49, 7,514.64 and 1,722.59 is: 2,584.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.49 : 7,514.64 = 1,722.59 : x
  2. Step 2: Convert to fraction form
    5,009.49/7,514.64 = 1,722.59/x
  3. Step 3: Cross multiply
    5,009.49x = 7,514.64 × 1,722.59
  4. Step 4: Simplify right side
    5,009.49x = 12,944,606.14
  5. Step 5: Solve for x
    x = 12,944,606.14/5,009.49
  6. Step 6: Final answer
    x = 2,584.02

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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.