Home / 10,608.68-15,913.04-3,683.20

Finding the Fourth Proportional to 10,608.68, 15,913.04 and 3,683.20

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Solution

The fourth proportional to 10,608.68, 15,913.04 and 3,683.20 is: 5,524.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,608.68 : 15,913.04 = 3,683.20 : x
  2. Step 2: Convert to fraction form
    10,608.68/15,913.04 = 3,683.20/x
  3. Step 3: Cross multiply
    10,608.68x = 15,913.04 × 3,683.20
  4. Step 4: Simplify right side
    10,608.68x = 58,610,908.93
  5. Step 5: Solve for x
    x = 58,610,908.93/10,608.68
  6. Step 6: Final answer
    x = 5,524.81

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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.