Home / 7,204.11-10,805.84-4,128.27

Finding the Fourth Proportional to 7,204.11, 10,805.84 and 4,128.27

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Solution

The fourth proportional to 7,204.11, 10,805.84 and 4,128.27 is: 6,192.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204.11 : 10,805.84 = 4,128.27 : x
  2. Step 2: Convert to fraction form
    7,204.11/10,805.84 = 4,128.27/x
  3. Step 3: Cross multiply
    7,204.11x = 10,805.84 × 4,128.27
  4. Step 4: Simplify right side
    7,204.11x = 44,609,425.10
  5. Step 5: Solve for x
    x = 44,609,425.10/7,204.11
  6. Step 6: Final answer
    x = 6,192.22

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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.