Home / 6,385.84-9,554.46-3,843.39

Finding the Fourth Proportional to 6,385.84, 9,554.46 and 3,843.39

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Solution

The fourth proportional to 6,385.84, 9,554.46 and 3,843.39 is: 5,750.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385.84 : 9,554.46 = 3,843.39 : x
  2. Step 2: Convert to fraction form
    6,385.84/9,554.46 = 3,843.39/x
  3. Step 3: Cross multiply
    6,385.84x = 9,554.46 × 3,843.39
  4. Step 4: Simplify right side
    6,385.84x = 36,721,516.02
  5. Step 5: Solve for x
    x = 36,721,516.02/6,385.84
  6. Step 6: Final answer
    x = 5,750.46

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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.