Home / 5,403.13-8,099.22-3,643.81

Finding the Fourth Proportional to 5,403.13, 8,099.22 and 3,643.81

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Solution

The fourth proportional to 5,403.13, 8,099.22 and 3,643.81 is: 5,462.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.13 : 8,099.22 = 3,643.81 : x
  2. Step 2: Convert to fraction form
    5,403.13/8,099.22 = 3,643.81/x
  3. Step 3: Cross multiply
    5,403.13x = 8,099.22 × 3,643.81
  4. Step 4: Simplify right side
    5,403.13x = 29,512,032.49
  5. Step 5: Solve for x
    x = 29,512,032.49/5,403.13
  6. Step 6: Final answer
    x = 5,462.03

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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.