Home / 5,653.13-8,483.33-2,190.38

Finding the Fourth Proportional to 5,653.13, 8,483.33 and 2,190.38

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Solution

The fourth proportional to 5,653.13, 8,483.33 and 2,190.38 is: 3,286.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.13 : 8,483.33 = 2,190.38 : x
  2. Step 2: Convert to fraction form
    5,653.13/8,483.33 = 2,190.38/x
  3. Step 3: Cross multiply
    5,653.13x = 8,483.33 × 2,190.38
  4. Step 4: Simplify right side
    5,653.13x = 18,581,679.42
  5. Step 5: Solve for x
    x = 18,581,679.42/5,653.13
  6. Step 6: Final answer
    x = 3,286.97

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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.