Home / 10,324.47-15,486.79-3,304.54

Finding the Fourth Proportional to 10,324.47, 15,486.79 and 3,304.54

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Solution

The fourth proportional to 10,324.47, 15,486.79 and 3,304.54 is: 4,956.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,324.47 : 15,486.79 = 3,304.54 : x
  2. Step 2: Convert to fraction form
    10,324.47/15,486.79 = 3,304.54/x
  3. Step 3: Cross multiply
    10,324.47x = 15,486.79 × 3,304.54
  4. Step 4: Simplify right side
    10,324.47x = 51,176,717.03
  5. Step 5: Solve for x
    x = 51,176,717.03/10,324.47
  6. Step 6: Final answer
    x = 4,956.84

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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.