Home / 10,222.53-15,334.61-2,827.64

Finding the Fourth Proportional to 10,222.53, 15,334.61 and 2,827.64

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Solution

The fourth proportional to 10,222.53, 15,334.61 and 2,827.64 is: 4,241.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,222.53 : 15,334.61 = 2,827.64 : x
  2. Step 2: Convert to fraction form
    10,222.53/15,334.61 = 2,827.64/x
  3. Step 3: Cross multiply
    10,222.53x = 15,334.61 × 2,827.64
  4. Step 4: Simplify right side
    10,222.53x = 43,360,665.81
  5. Step 5: Solve for x
    x = 43,360,665.81/10,222.53
  6. Step 6: Final answer
    x = 4,241.68

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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.