Home / 9,293.09-13,929.03-3,742.88

Finding the Fourth Proportional to 9,293.09, 13,929.03 and 3,742.88

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Solution

The fourth proportional to 9,293.09, 13,929.03 and 3,742.88 is: 5,610.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,293.09 : 13,929.03 = 3,742.88 : x
  2. Step 2: Convert to fraction form
    9,293.09/13,929.03 = 3,742.88/x
  3. Step 3: Cross multiply
    9,293.09x = 13,929.03 × 3,742.88
  4. Step 4: Simplify right side
    9,293.09x = 52,134,687.81
  5. Step 5: Solve for x
    x = 52,134,687.81/9,293.09
  6. Step 6: Final answer
    x = 5,610.05

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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.