Home / 10,609.68-15,914.54-3,684.20

Finding the Fourth Proportional to 10,609.68, 15,914.54 and 3,684.20

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Solution

The fourth proportional to 10,609.68, 15,914.54 and 3,684.20 is: 5,526.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,609.68 : 15,914.54 = 3,684.20 : x
  2. Step 2: Convert to fraction form
    10,609.68/15,914.54 = 3,684.20/x
  3. Step 3: Cross multiply
    10,609.68x = 15,914.54 × 3,684.20
  4. Step 4: Simplify right side
    10,609.68x = 58,632,348.27
  5. Step 5: Solve for x
    x = 58,632,348.27/10,609.68
  6. Step 6: Final answer
    x = 5,526.31

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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.