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Finding the Fourth Proportional to 6,884.40, 10,326.26 and 1,953.41

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Solution

The fourth proportional to 6,884.40, 10,326.26 and 1,953.41 is: 2,930.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,884.40 : 10,326.26 = 1,953.41 : x
  2. Step 2: Convert to fraction form
    6,884.40/10,326.26 = 1,953.41/x
  3. Step 3: Cross multiply
    6,884.40x = 10,326.26 × 1,953.41
  4. Step 4: Simplify right side
    6,884.40x = 20,171,358.15
  5. Step 5: Solve for x
    x = 20,171,358.15/6,884.40
  6. Step 6: Final answer
    x = 2,930.01

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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.