Home / 11,293.42-16,940.24-4,628.21

Finding the Fourth Proportional to 11,293.42, 16,940.24 and 4,628.21

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Solution

The fourth proportional to 11,293.42, 16,940.24 and 4,628.21 is: 6,942.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,293.42 : 16,940.24 = 4,628.21 : x
  2. Step 2: Convert to fraction form
    11,293.42/16,940.24 = 4,628.21/x
  3. Step 3: Cross multiply
    11,293.42x = 16,940.24 × 4,628.21
  4. Step 4: Simplify right side
    11,293.42x = 78,402,897.68
  5. Step 5: Solve for x
    x = 78,402,897.68/11,293.42
  6. Step 6: Final answer
    x = 6,942.35

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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.