Home / 4,885.05-7,326.81-1,375.32

Finding the Fourth Proportional to 4,885.05, 7,326.81 and 1,375.32

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Solution

The fourth proportional to 4,885.05, 7,326.81 and 1,375.32 is: 2,062.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.05 : 7,326.81 = 1,375.32 : x
  2. Step 2: Convert to fraction form
    4,885.05/7,326.81 = 1,375.32/x
  3. Step 3: Cross multiply
    4,885.05x = 7,326.81 × 1,375.32
  4. Step 4: Simplify right side
    4,885.05x = 10,076,708.33
  5. Step 5: Solve for x
    x = 10,076,708.33/4,885.05
  6. Step 6: Final answer
    x = 2,062.76

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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.