Home / 7,938.53-10,955.82-4,402.88

Finding the Fourth Proportional to 7,938.53, 10,955.82 and 4,402.88

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Solution

The fourth proportional to 7,938.53, 10,955.82 and 4,402.88 is: 6,076.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938.53 : 10,955.82 = 4,402.88 : x
  2. Step 2: Convert to fraction form
    7,938.53/10,955.82 = 4,402.88/x
  3. Step 3: Cross multiply
    7,938.53x = 10,955.82 × 4,402.88
  4. Step 4: Simplify right side
    7,938.53x = 48,237,105.98
  5. Step 5: Solve for x
    x = 48,237,105.98/7,938.53
  6. Step 6: Final answer
    x = 6,076.33

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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.