Home / 9,364.78-14,042.46-3,122.58

Finding the Fourth Proportional to 9,364.78, 14,042.46 and 3,122.58

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Solution

The fourth proportional to 9,364.78, 14,042.46 and 3,122.58 is: 4,682.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,364.78 : 14,042.46 = 3,122.58 : x
  2. Step 2: Convert to fraction form
    9,364.78/14,042.46 = 3,122.58/x
  3. Step 3: Cross multiply
    9,364.78x = 14,042.46 × 3,122.58
  4. Step 4: Simplify right side
    9,364.78x = 43,848,732.55
  5. Step 5: Solve for x
    x = 43,848,732.55/9,364.78
  6. Step 6: Final answer
    x = 4,682.30

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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.