Home / 10,231.38-15,347.94-4,386.60

Finding the Fourth Proportional to 10,231.38, 15,347.94 and 4,386.60

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Solution

The fourth proportional to 10,231.38, 15,347.94 and 4,386.60 is: 6,580.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,231.38 : 15,347.94 = 4,386.60 : x
  2. Step 2: Convert to fraction form
    10,231.38/15,347.94 = 4,386.60/x
  3. Step 3: Cross multiply
    10,231.38x = 15,347.94 × 4,386.60
  4. Step 4: Simplify right side
    10,231.38x = 67,325,273.60
  5. Step 5: Solve for x
    x = 67,325,273.60/10,231.38
  6. Step 6: Final answer
    x = 6,580.27

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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.