Home / 10,367.55-15,553.31-5,684.99

Finding the Fourth Proportional to 10,367.55, 15,553.31 and 5,684.99

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Solution

The fourth proportional to 10,367.55, 15,553.31 and 5,684.99 is: 8,528.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.55 : 15,553.31 = 5,684.99 : x
  2. Step 2: Convert to fraction form
    10,367.55/15,553.31 = 5,684.99/x
  3. Step 3: Cross multiply
    10,367.55x = 15,553.31 × 5,684.99
  4. Step 4: Simplify right side
    10,367.55x = 88,420,305.63
  5. Step 5: Solve for x
    x = 88,420,305.63/10,367.55
  6. Step 6: Final answer
    x = 8,528.56

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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.