Home / 7,958.18-11,938.64-2,693.22

Finding the Fourth Proportional to 7,958.18, 11,938.64 and 2,693.22

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Solution

The fourth proportional to 7,958.18, 11,938.64 and 2,693.22 is: 4,040.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,958.18 : 11,938.64 = 2,693.22 : x
  2. Step 2: Convert to fraction form
    7,958.18/11,938.64 = 2,693.22/x
  3. Step 3: Cross multiply
    7,958.18x = 11,938.64 × 2,693.22
  4. Step 4: Simplify right side
    7,958.18x = 32,153,384.02
  5. Step 5: Solve for x
    x = 32,153,384.02/7,958.18
  6. Step 6: Final answer
    x = 4,040.29

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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.