Home / 5,492.07-8,221.93-3,405.38

Finding the Fourth Proportional to 5,492.07, 8,221.93 and 3,405.38

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Solution

The fourth proportional to 5,492.07, 8,221.93 and 3,405.38 is: 5,098.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,492.07 : 8,221.93 = 3,405.38 : x
  2. Step 2: Convert to fraction form
    5,492.07/8,221.93 = 3,405.38/x
  3. Step 3: Cross multiply
    5,492.07x = 8,221.93 × 3,405.38
  4. Step 4: Simplify right side
    5,492.07x = 27,998,746.36
  5. Step 5: Solve for x
    x = 27,998,746.36/5,492.07
  6. Step 6: Final answer
    x = 5,098.03

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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.