Home / 5,491.40-8,227.65-2,563.70

Finding the Fourth Proportional to 5,491.40, 8,227.65 and 2,563.70

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Solution

The fourth proportional to 5,491.40, 8,227.65 and 2,563.70 is: 3,841.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.40 : 8,227.65 = 2,563.70 : x
  2. Step 2: Convert to fraction form
    5,491.40/8,227.65 = 2,563.70/x
  3. Step 3: Cross multiply
    5,491.40x = 8,227.65 × 2,563.70
  4. Step 4: Simplify right side
    5,491.40x = 21,093,226.31
  5. Step 5: Solve for x
    x = 21,093,226.31/5,491.40
  6. Step 6: Final answer
    x = 3,841.14

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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.