Home / 5,623.44-8,435.57-2,160.69

Finding the Fourth Proportional to 5,623.44, 8,435.57 and 2,160.69

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Solution

The fourth proportional to 5,623.44, 8,435.57 and 2,160.69 is: 3,241.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.44 : 8,435.57 = 2,160.69 : x
  2. Step 2: Convert to fraction form
    5,623.44/8,435.57 = 2,160.69/x
  3. Step 3: Cross multiply
    5,623.44x = 8,435.57 × 2,160.69
  4. Step 4: Simplify right side
    5,623.44x = 18,226,651.74
  5. Step 5: Solve for x
    x = 18,226,651.74/5,623.44
  6. Step 6: Final answer
    x = 3,241.19

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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.