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Finding the Fourth Proportional to 6,326.55, 9,491.19 and 1,944.36

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Solution

The fourth proportional to 6,326.55, 9,491.19 and 1,944.36 is: 2,916.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,326.55 : 9,491.19 = 1,944.36 : x
  2. Step 2: Convert to fraction form
    6,326.55/9,491.19 = 1,944.36/x
  3. Step 3: Cross multiply
    6,326.55x = 9,491.19 × 1,944.36
  4. Step 4: Simplify right side
    6,326.55x = 18,454,290.19
  5. Step 5: Solve for x
    x = 18,454,290.19/6,326.55
  6. Step 6: Final answer
    x = 2,916.96

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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.