Home / 7,945.17-10,956.76-4,757.95

Finding the Fourth Proportional to 7,945.17, 10,956.76 and 4,757.95

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Solution

The fourth proportional to 7,945.17, 10,956.76 and 4,757.95 is: 6,561.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.17 : 10,956.76 = 4,757.95 : x
  2. Step 2: Convert to fraction form
    7,945.17/10,956.76 = 4,757.95/x
  3. Step 3: Cross multiply
    7,945.17x = 10,956.76 × 4,757.95
  4. Step 4: Simplify right side
    7,945.17x = 52,131,716.24
  5. Step 5: Solve for x
    x = 52,131,716.24/7,945.17
  6. Step 6: Final answer
    x = 6,561.43

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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.