Home / 9,789.62-14,683.92-3,214.94

Finding the Fourth Proportional to 9,789.62, 14,683.92 and 3,214.94

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Solution

The fourth proportional to 9,789.62, 14,683.92 and 3,214.94 is: 4,822.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789.62 : 14,683.92 = 3,214.94 : x
  2. Step 2: Convert to fraction form
    9,789.62/14,683.92 = 3,214.94/x
  3. Step 3: Cross multiply
    9,789.62x = 14,683.92 × 3,214.94
  4. Step 4: Simplify right side
    9,789.62x = 47,207,921.76
  5. Step 5: Solve for x
    x = 47,207,921.76/9,789.62
  6. Step 6: Final answer
    x = 4,822.24

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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.