Home / 10,134.43-13,986.75-5,942.68

Finding the Fourth Proportional to 10,134.43, 13,986.75 and 5,942.68

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Solution

The fourth proportional to 10,134.43, 13,986.75 and 5,942.68 is: 8,201.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134.43 : 13,986.75 = 5,942.68 : x
  2. Step 2: Convert to fraction form
    10,134.43/13,986.75 = 5,942.68/x
  3. Step 3: Cross multiply
    10,134.43x = 13,986.75 × 5,942.68
  4. Step 4: Simplify right side
    10,134.43x = 83,118,779.49
  5. Step 5: Solve for x
    x = 83,118,779.49/10,134.43
  6. Step 6: Final answer
    x = 8,201.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.