Home / 5,402.72-8,104.69-2,941.13

Finding the Fourth Proportional to 5,402.72, 8,104.69 and 2,941.13

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Solution

The fourth proportional to 5,402.72, 8,104.69 and 2,941.13 is: 4,412.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.72 : 8,104.69 = 2,941.13 : x
  2. Step 2: Convert to fraction form
    5,402.72/8,104.69 = 2,941.13/x
  3. Step 3: Cross multiply
    5,402.72x = 8,104.69 × 2,941.13
  4. Step 4: Simplify right side
    5,402.72x = 23,836,970.84
  5. Step 5: Solve for x
    x = 23,836,970.84/5,402.72
  6. Step 6: Final answer
    x = 4,412.03

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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.