Home / 10,180.84-15,270.30-3,253.48

Finding the Fourth Proportional to 10,180.84, 15,270.30 and 3,253.48

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Solution

The fourth proportional to 10,180.84, 15,270.30 and 3,253.48 is: 4,879.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.84 : 15,270.30 = 3,253.48 : x
  2. Step 2: Convert to fraction form
    10,180.84/15,270.30 = 3,253.48/x
  3. Step 3: Cross multiply
    10,180.84x = 15,270.30 × 3,253.48
  4. Step 4: Simplify right side
    10,180.84x = 49,681,615.64
  5. Step 5: Solve for x
    x = 49,681,615.64/10,180.84
  6. Step 6: Final answer
    x = 4,879.91

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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.