Home / 11,628.96-17,445.42-4,243.74

Finding the Fourth Proportional to 11,628.96, 17,445.42 and 4,243.74

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Solution

The fourth proportional to 11,628.96, 17,445.42 and 4,243.74 is: 6,366.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,628.96 : 17,445.42 = 4,243.74 : x
  2. Step 2: Convert to fraction form
    11,628.96/17,445.42 = 4,243.74/x
  3. Step 3: Cross multiply
    11,628.96x = 17,445.42 × 4,243.74
  4. Step 4: Simplify right side
    11,628.96x = 74,033,826.67
  5. Step 5: Solve for x
    x = 74,033,826.67/11,628.96
  6. Step 6: Final answer
    x = 6,366.33

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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.