Home / 7,938.09-10,954.56-4,401.22

Finding the Fourth Proportional to 7,938.09, 10,954.56 and 4,401.22

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Solution

The fourth proportional to 7,938.09, 10,954.56 and 4,401.22 is: 6,073.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938.09 : 10,954.56 = 4,401.22 : x
  2. Step 2: Convert to fraction form
    7,938.09/10,954.56 = 4,401.22/x
  3. Step 3: Cross multiply
    7,938.09x = 10,954.56 × 4,401.22
  4. Step 4: Simplify right side
    7,938.09x = 48,213,428.56
  5. Step 5: Solve for x
    x = 48,213,428.56/7,938.09
  6. Step 6: Final answer
    x = 6,073.69

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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.