Home / 10,808.68-16,191.38-4,957.24

Finding the Fourth Proportional to 10,808.68, 16,191.38 and 4,957.24

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Solution

The fourth proportional to 10,808.68, 16,191.38 and 4,957.24 is: 7,425.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808.68 : 16,191.38 = 4,957.24 : x
  2. Step 2: Convert to fraction form
    10,808.68/16,191.38 = 4,957.24/x
  3. Step 3: Cross multiply
    10,808.68x = 16,191.38 × 4,957.24
  4. Step 4: Simplify right side
    10,808.68x = 80,264,556.59
  5. Step 5: Solve for x
    x = 80,264,556.59/10,808.68
  6. Step 6: Final answer
    x = 7,425.94

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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.