Home / 7,256.45-10,016.97-4,901.78

Finding the Fourth Proportional to 7,256.45, 10,016.97 and 4,901.78

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Solution

The fourth proportional to 7,256.45, 10,016.97 and 4,901.78 is: 6,766.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.45 : 10,016.97 = 4,901.78 : x
  2. Step 2: Convert to fraction form
    7,256.45/10,016.97 = 4,901.78/x
  3. Step 3: Cross multiply
    7,256.45x = 10,016.97 × 4,901.78
  4. Step 4: Simplify right side
    7,256.45x = 49,100,989.87
  5. Step 5: Solve for x
    x = 49,100,989.87/7,256.45
  6. Step 6: Final answer
    x = 6,766.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.