Home / 3,009.47-4,514.97-1,253.89

Finding the Fourth Proportional to 3,009.47, 4,514.97 and 1,253.89

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Solution

The fourth proportional to 3,009.47, 4,514.97 and 1,253.89 is: 1,881.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.47 : 4,514.97 = 1,253.89 : x
  2. Step 2: Convert to fraction form
    3,009.47/4,514.97 = 1,253.89/x
  3. Step 3: Cross multiply
    3,009.47x = 4,514.97 × 1,253.89
  4. Step 4: Simplify right side
    3,009.47x = 5,661,253.63
  5. Step 5: Solve for x
    x = 5,661,253.63/3,009.47
  6. Step 6: Final answer
    x = 1,881.15

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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.