Home / 10,627.18-15,938.94-5,364.54

Finding the Fourth Proportional to 10,627.18, 15,938.94 and 5,364.54

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Solution

The fourth proportional to 10,627.18, 15,938.94 and 5,364.54 is: 8,045.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627.18 : 15,938.94 = 5,364.54 : x
  2. Step 2: Convert to fraction form
    10,627.18/15,938.94 = 5,364.54/x
  3. Step 3: Cross multiply
    10,627.18x = 15,938.94 × 5,364.54
  4. Step 4: Simplify right side
    10,627.18x = 85,505,101.30
  5. Step 5: Solve for x
    x = 85,505,101.30/10,627.18
  6. Step 6: Final answer
    x = 8,045.89

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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.