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Finding the Fourth Proportional to 6,371.54, 9,555.02 and 2,210.44

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Solution

The fourth proportional to 6,371.54, 9,555.02 and 2,210.44 is: 3,314.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371.54 : 9,555.02 = 2,210.44 : x
  2. Step 2: Convert to fraction form
    6,371.54/9,555.02 = 2,210.44/x
  3. Step 3: Cross multiply
    6,371.54x = 9,555.02 × 2,210.44
  4. Step 4: Simplify right side
    6,371.54x = 21,120,798.41
  5. Step 5: Solve for x
    x = 21,120,798.41/6,371.54
  6. Step 6: Final answer
    x = 3,314.87

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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.