Home / 8,293.64-11,433.96-5,636.43

Finding the Fourth Proportional to 8,293.64, 11,433.96 and 5,636.43

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Solution

The fourth proportional to 8,293.64, 11,433.96 and 5,636.43 is: 7,770.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,293.64 : 11,433.96 = 5,636.43 : x
  2. Step 2: Convert to fraction form
    8,293.64/11,433.96 = 5,636.43/x
  3. Step 3: Cross multiply
    8,293.64x = 11,433.96 × 5,636.43
  4. Step 4: Simplify right side
    8,293.64x = 64,446,715.16
  5. Step 5: Solve for x
    x = 64,446,715.16/8,293.64
  6. Step 6: Final answer
    x = 7,770.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.